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PROX

PROX

PROX

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • PROX Ring Set 02.2020.150

    PROX Ring Set 02.2020.150

    PROX

    $49.95
    PROX Ring Set 02.2020.150Manufactured in Japan and designed as OEM replacements
    PX4196R
    SKU:
    PX4196R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    STREET
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    ATV
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • PROX Ring Set 02.1208

    PROX Ring Set 02.1208

    PROX

    $24.95
    PROX Ring Set 02.1208Manufactured in Japan and designed as OEM replacements
    PX4210R
    SKU:
    PX4210R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    SET
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.4221.A

    PROX Piston Kit 01.4221.A

    PROX

    $105.95
    PROX Piston Kit 01.4221.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4221A
    SKU:
    PX4221A
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    BORE SIZE METRIC:
    53.96 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    OFF-ROAD
    PISTON DIAMETER METRIC:
    53.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.4221.B

    PROX Piston Kit 01.4221.B

    PROX

    $105.95
    PROX Piston Kit 01.4221.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4221B
    SKU:
    PX4221B
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    PISTON DIAMETER METRIC:
    53.97 MM
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    53.97 MM
    PISTON SIZE METRIC:
    STANDARD SIZE B
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    EACH
    PISTON MATERIAL:
    ALUMINUM ALLOY
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Ring Set 02.4106

    PROX Ring Set 02.4106

    PROX

    $24.95
    PROX Ring Set 02.4106Manufactured in Japan and designed as OEM replacements
    PX4230R
    SKU:
    PX4230R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.1208.A1

    PROX Piston Kit 01.1208.A1

    PROX

    $105.95
    PROX Piston Kit 01.1208.A1Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4240B
    SKU:
    PX4240B
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PRODUCT NAME:
    PISTON KIT
    PISTON DIAMETER METRIC:
    53.94 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    53.94 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.1208.A3

    PROX Piston Kit 01.1208.A3

    PROX

    $105.95
    PROX Piston Kit 01.1208.A3Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4240D
    SKU:
    PX4240D
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    BORE SIZE METRIC:
    53.97 MM
    PISTON DIAMETER METRIC:
    53.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.1218.A1

    PROX Piston Kit 01.1218.A1

    PROX

    $105.95
    PROX Piston Kit 01.1218.A1Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4260A
    SKU:
    PX4260A
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    RIDING STYLE:
    OFF-ROAD
    PISTON DIAMETER METRIC:
    53.94 MM
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    53.94 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.1218.A2

    PROX Piston Kit 01.1218.A2

    PROX

    $105.95
    PROX Piston Kit 01.1218.A2Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4260B
    SKU:
    PX4260B
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    BORE SIZE METRIC:
    53.95 MM
    PISTON DIAMETER METRIC:
    53.95 MM
    PRODUCT NAME:
    PISTON KIT
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PISTON SIZE METRIC:
    STANDARD SIZE A
    RIDING STYLE:
    OFF-ROAD
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.1218.A4

    PROX Piston Kit 01.1218.A4

    PROX

    $105.95
    PROX Piston Kit 01.1218.A4Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4260D
    SKU:
    PX4260D
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    PISTON DIAMETER METRIC:
    53.97 MM
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    53.97 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    EACH
    PISTON SIZE METRIC:
    STANDARD SIZE A
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Ring Set 02.1213

    PROX Ring Set 02.1213

    PROX

    $24.95
    PROX Ring Set 02.1213Manufactured in Japan and designed as OEM replacements
    PX4260R
    SKU:
    PX4260R
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.4108.A

    PROX Piston Kit 01.4108.A

    PROX

    $89.95
    PROX Piston Kit 01.4108.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4280A
    SKU:
    PX4280A
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PISTON DIAMETER METRIC:
    47.94 MM
    BORE SIZE METRIC:
    47.94 MM
    RIDING STYLE:
    OFF-ROAD
    $89.95
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • PROX Piston Kit 01.4108.B

    PROX Piston Kit 01.4108.B

    PROX

    $89.95
    PROX Piston Kit 01.4108.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4280B
    SKU:
    PX4280B
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PISTON DIAMETER METRIC:
    47.95 MM
    RIDING STYLE:
    OFF-ROAD
    ENGINE TYPE:
    2-STROKE
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON SIZE METRIC:
    STANDARD SIZE B
    UNITS:
    EACH
    BORE SIZE METRIC:
    47.95 MM
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • PROX Piston Kit 01.4108.C

    PROX Piston Kit 01.4108.C

    PROX

    $89.95
    PROX Piston Kit 01.4108.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4280C
    SKU:
    PX4280C
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PISTON DIAMETER METRIC:
    47.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON SIZE METRIC:
    STANDARD SIZE C
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BORE SIZE METRIC:
    47.96 MM
    PRODUCT NAME:
    PISTON KIT
    $89.95
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • PROX Piston Kit 01.4121.A

    PROX Piston Kit 01.4121.A

    PROX

    $89.95
    PROX Piston Kit 01.4121.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4281A
    SKU:
    PX4281A
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    PISTON DIAMETER METRIC:
    48.45 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    48.45 MM
    RIDING STYLE:
    OFF-ROAD
    $89.95
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • PROX Piston Kit 01.4121.B

    PROX Piston Kit 01.4121.B

    PROX

    $89.95
    PROX Piston Kit 01.4121.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4281B
    SKU:
    PX4281B
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    PISTON DIAMETER METRIC:
    48.46 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    48.46 MM
    PISTON SIZE METRIC:
    STANDARD SIZE B
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    OFF-ROAD
    $89.95
    Qty in Cart: 0
    Quantity:
    Price:
    $89.95
    Subtotal:
  • PROX Ring Set 02.4121

    PROX Ring Set 02.4121

    PROX

    $24.95
    PROX Ring Set 02.4121Manufactured in Japan and designed as OEM replacements
    PX4281R
    SKU:
    PX4281R
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    UNITS:
    SET
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.4100.B

    PROX Piston Kit 01.4100.B

    PROX

    $79.95
    PROX Piston Kit 01.4100.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4290A
    SKU:
    PX4290A
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    PISTON DIAMETER METRIC:
    42.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    EACH
    BORE SIZE METRIC:
    42.96 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    RIDING STYLE:
    OFF-ROAD
    $79.95
    Qty in Cart: 0
    Quantity:
    Price:
    $79.95
    Subtotal:
  • PROX Ring Set 02.4100

    PROX Ring Set 02.4100

    PROX

    $24.95
    PROX Ring Set 02.4100Manufactured in Japan and designed as OEM replacements
    PX4290R
    SKU:
    PX4290R
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    SET
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.4213.C

    PROX Piston Kit 01.4213.C

    PROX

    $105.95
    PROX Piston Kit 01.4213.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4294C
    SKU:
    PX4294C
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON SIZE METRIC:
    STANDARD SIZE C
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BORE SIZE METRIC:
    53.96 MM
    PISTON DIAMETER METRIC:
    53.96 MM
    PRODUCT NAME:
    PISTON KIT
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.4216.A

    PROX Piston Kit 01.4216.A

    PROX

    $105.95
    PROX Piston Kit 01.4216.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4296A
    SKU:
    PX4296A
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BORE SIZE METRIC:
    53.95 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PISTON DIAMETER METRIC:
    53.95 MM
    PRODUCT NAME:
    PISTON KIT
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.4216.B

    PROX Piston Kit 01.4216.B

    PROX

    $105.95
    PROX Piston Kit 01.4216.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4296B
    SKU:
    PX4296B
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON SIZE METRIC:
    STANDARD SIZE B
    UNITS:
    EACH
    PISTON DIAMETER METRIC:
    53.96 MM
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    53.96 MM
    PRODUCT NAME:
    PISTON KIT
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.4216.C

    PROX Piston Kit 01.4216.C

    PROX

    $105.95
    PROX Piston Kit 01.4216.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4296C
    SKU:
    PX4296C
    Availability:
    Ships Same Business Day
    Weight:
    0.38 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PISTON DIAMETER METRIC:
    53.97 MM
    BORE SIZE METRIC:
    53.97 MM
    PISTON SIZE METRIC:
    STANDARD SIZE C
    PRODUCT NAME:
    PISTON KIT
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Ring Set 02.4217

    PROX Ring Set 02.4217

    PROX

    $24.95
    PROX Ring Set 02.4217Manufactured in Japan and designed as OEM replacements
    PX4296R
    SKU:
    PX4296R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    UNITS:
    SET
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    $24.95
    Qty in Cart: 0
    Quantity:
    Price:
    $24.95
    Subtotal:
  • PROX Piston Kit 01.4218.A

    PROX Piston Kit 01.4218.A

    PROX

    $105.95
    PROX Piston Kit 01.4218.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4299A
    SKU:
    PX4299A
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    BORE SIZE METRIC:
    53.96 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    RIDING STYLE:
    OFF-ROAD
    PISTON DIAMETER METRIC:
    53.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Piston Kit 01.4218.C

    PROX Piston Kit 01.4218.C

    PROX

    $105.95
    PROX Piston Kit 01.4218.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4299C
    SKU:
    PX4299C
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    53.98 MM
    PISTON SIZE METRIC:
    STANDARD SIZE C
    RIDING STYLE:
    OFF-ROAD
    PISTON DIAMETER METRIC:
    53.98 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    $105.95
    Qty in Cart: 0
    Quantity:
    Price:
    $105.95
    Subtotal:
  • PROX Ring Set 02.4305

    PROX Ring Set 02.4305

    PROX

    $39.95
    PROX Ring Set 02.4305Manufactured in Japan and designed as OEM replacements
    PX4305R
    SKU:
    PX4305R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    SET
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • PROX Piston Kit 01.4322.B

    PROX Piston Kit 01.4322.B

    PROX

    $139.95
    PROX Piston Kit 01.4322.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4308B
    SKU:
    PX4308B
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    PISTON DIAMETER METRIC:
    66.35 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    66.35 MM
    UNITS:
    EACH
    PISTON SIZE METRIC:
    STANDARD SIZE B
    RIDING STYLE:
    OFF-ROAD
    $139.95
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • PROX Piston Kit 01.4322.C

    PROX Piston Kit 01.4322.C

    PROX

    $139.95
    PROX Piston Kit 01.4322.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4308C
    SKU:
    PX4308C
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    PISTON DIAMETER METRIC:
    66.36 MM
    PISTON SIZE METRIC:
    STANDARD SIZE C
    PRODUCT NAME:
    PISTON KIT
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.36 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    $139.95
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • PROX Ring Set 02.4312

    PROX Ring Set 02.4312

    PROX

    $39.95
    PROX Ring Set 02.4312Manufactured in Japan and designed as OEM replacements
    PX4308R
    SKU:
    PX4308R
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    PISTON RING
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
  • PROX Piston Kit 01.4285.A

    PROX Piston Kit 01.4285.A

    PROX

    $129.95
    PROX Piston Kit 01.4285.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4310A
    SKU:
    PX4310A
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PISTON DIAMETER METRIC:
    65.94 MM
    RIDING STYLE:
    OFF-ROAD
    BORE SIZE METRIC:
    65.94 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    $129.95
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • PROX Piston Kit 01.4285.B

    PROX Piston Kit 01.4285.B

    PROX

    $129.95
    PROX Piston Kit 01.4285.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4310B
    SKU:
    PX4310B
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    PISTON DIAMETER METRIC:
    65.95 MM
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    PISTON SIZE METRIC:
    STANDARD SIZE B
    BORE SIZE METRIC:
    65.95 MM
    PRODUCT NAME:
    PISTON KIT
    $129.95
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • PROX Piston Kit 01.4285.C

    PROX Piston Kit 01.4285.C

    PROX

    $129.95
    PROX Piston Kit 01.4285.CManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4310C
    SKU:
    PX4310C
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    PISTON KIT
    PISTON DIAMETER METRIC:
    65.96 MM
    BORE SIZE METRIC:
    65.96 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON SIZE METRIC:
    STANDARD SIZE C
    $129.95
    Qty in Cart: 0
    Quantity:
    Price:
    $129.95
    Subtotal:
  • PROX Ring Set 02.4285

    PROX Ring Set 02.4285

    PROX

    $44.95
    PROX Ring Set 02.4285Manufactured in Japan and designed as OEM replacements
    PX4310R
    SKU:
    PX4310R
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON RING
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    SET
    $44.95
    Qty in Cart: 0
    Quantity:
    Price:
    $44.95
    Subtotal:
  • PROX Piston Kit 01.4408.A

    PROX Piston Kit 01.4408.A

    PROX

    $185.95
    PROX Piston Kit 01.4408.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4330A
    SKU:
    PX4330A
    Availability:
    Ships Same Business Day
    Weight:
    1.18 LBS
    RIDING STYLE:
    OFF-ROAD
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PRODUCT NAME:
    PISTON KIT
    BORE SIZE METRIC:
    85.94 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PISTON DIAMETER METRIC:
    85.94 MM
    UNITS:
    EACH
    $185.95
    Qty in Cart: 0
    Quantity:
    Price:
    $185.95
    Subtotal:
  • PROX Piston Kit 01.4408.B

    PROX Piston Kit 01.4408.B

    PROX

    $185.95
    PROX Piston Kit 01.4408.BManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4330B
    SKU:
    PX4330B
    Availability:
    Ships Same Business Day
    Weight:
    1.18 LBS
    PISTON DIAMETER METRIC:
    85.95 MM
    BORE SIZE METRIC:
    85.95 MM
    UNITS:
    EACH
    PISTON MATERIAL:
    ALUMINUM ALLOY
    PRODUCT NAME:
    PISTON KIT
    PISTON SIZE METRIC:
    STANDARD SIZE B
    RIDING STYLE:
    OFF-ROAD
    $185.95
    Qty in Cart: 0
    Quantity:
    Price:
    $185.95
    Subtotal:
  • PROX Piston Kit 01.1315.A

    PROX Piston Kit 01.1315.A

    PROX

    $139.95
    PROX Piston Kit 01.1315.AManufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4420A
    SKU:
    PX4420A
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.34 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    RIDING STYLE:
    OFF-ROAD
    PISTON DIAMETER METRIC:
    66.34 MM
    PRODUCT NAME:
    PISTON KIT
    $139.95
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • PROX Piston Kit 01.1315.A1

    PROX Piston Kit 01.1315.A1

    PROX

    $139.95
    PROX Piston Kit 01.1315.A1Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4420B
    SKU:
    PX4420B
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PISTON DIAMETER METRIC:
    66.35 MM
    PISTON SIZE METRIC:
    STANDARD SIZE A
    RIDING STYLE:
    OFF-ROAD
    PISTON MATERIAL:
    ALUMINUM ALLOY
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.35 MM
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • PROX Piston Kit 01.1315.A2

    PROX Piston Kit 01.1315.A2

    PROX

    $139.95
    PROX Piston Kit 01.1315.A2Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4420C
    SKU:
    PX4420C
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PISTON MATERIAL:
    ALUMINUM ALLOY
    BORE SIZE METRIC:
    66.36 MM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PISTON DIAMETER METRIC:
    66.36 MM
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • PROX Piston Kit 01.1315.A3

    PROX Piston Kit 01.1315.A3

    PROX

    $139.95
    PROX Piston Kit 01.1315.A3Manufactured in Japan and designed to be OEM replacement, Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to...
    PX4420D
    SKU:
    PX4420D
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PISTON SIZE METRIC:
    STANDARD SIZE A
    PISTON DIAMETER METRIC:
    66.37 MM
    PISTON MATERIAL:
    ALUMINUM ALLOY
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    BORE SIZE METRIC:
    66.37 MM
    PRODUCT NAME:
    PISTON KIT
    Qty in Cart: 0
    Quantity:
    Price:
    $139.95
    Subtotal:
  • Total: items /

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About Pro-X

Pro-X has been a reputable name in the powersports industry since its inception in the late 1970s. With a strong focus on quality and innovation, Pro-X has established itself as a trusted provider of high-performance components for motorcycles, ATVs, and other off-road vehicles. Their dedication to meeting the needs of enthusiasts and professionals alike has helped them build a loyal customer base worldwide.

 

The brand offers a wide array of products that include pistons, crankshafts, and engine components, all designed to deliver exceptional performance and reliability. Among their most popular offerings are their pistons and connecting rods, known for their durability and precision engineering. Pro-X's products are designed to withstand the rigors of high-demand environments, making them a favorite choice for racers and recreational riders seeking dependable upgrades.

 

Pro-X products significantly enhance vehicle performance and longevity. By offering components that improve engine efficiency and power, they enable riders to enjoy a smoother, more powerful experience. Whether you're looking to boost your bike's performance for competitive racing or simply want to ensure a reliable ride on your next adventure, Pro-X delivers the quality and assurance that empowers riders to push their limits with confidence.

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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