ATV/UTV Piston and Ring Kits
ATV/UTV Piston & Ring Kits at JJ Motorsports
Rebuild your ATV/UTV engine with premium forged piston and ring kits from JJ Motorsports, featuring high-compression and big-bore options for massive power gains on Yamaha YFZ450, Honda TRX450R, Suzuki LTZ400, and more. These race-proven kits deliver superior durability and performance in off-road, trail, and dune conditions.
Shop Millennium, JE Pistons, and Wossner piston kits for championship-level quality. Explore related categories such as ATV/UTV engine for cylinders and gaskets, or ATV/UTV for cams and exhaust to complete your top-end rebuild and dominate the track or trail.
Top ATV/UTV Piston & Ring Kits
- Millennium Piston Kit K8897D500-2 – +5.00mm big-bore piston kit; forged for Yamaha YFZ450/R with rings, pin, and clips.
- JE Pistons Piston Kit 261546 – High-compression forged piston; includes rings and wrist pin for Honda TRX450R.
- Wossner Piston Kit 8094D050 – +0.50mm oversize piston kit; lightweight forged with moly coating for Suzuki LTZ400.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
On Sale
VERTEX Piston Kit - High Compression 23966C
VERTEX
MSRP: $153.95Now: $138.56Was: $153.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103819- SKU:
- 09103819
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- COMPRESSION RATIO IMPERIAL:
- 11.0:1
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- DISPLACEMENT:
- 700 CC
- PISTON DIAMETER METRIC:
- 101.97 MM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- UTV
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
MSRP: $153.95Now: $138.56Was: $153.95Qty in Cart: 0Quantity:Price:MSRP: $153.95Now: $138.56Was: $153.95Subtotal: -
On Sale
VERTEX Piston Kit 23607
VERTEX
MSRP: $176.95Now: $159.26Was: $176.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102628- SKU:
- 09102628
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- STYLE:
- CAST LONG ROD
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- DISPLACEMENT:
- 373 CC
- ENGINE TYPE:
- 2-STROKE
- PISTON DIAMETER METRIC:
- 63.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- CYLINDER DIAMETER METRIC:
- 64.00 MM
MSRP: $176.95Now: $159.26Was: $176.95 -
On Sale
VERTEX Piston Kit 23607050
VERTEX
MSRP: $159.95Now: $143.96Was: $159.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102629- SKU:
- 09102629
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- BORE - OVERSIZE:
- +0,50 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PISTON DIAMETER METRIC:
- 64.45 MM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 64.50 MM
- STYLE:
- CAST LONG ROD
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- DISPLACEMENT:
- 379 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
MSRP: $159.95Now: $143.96Was: $159.95 -
On Sale
VERTEX Piston Kit 23607100
VERTEX
MSRP: $159.95Now: $143.96Was: $159.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102630- SKU:
- 09102630
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- ATV
- STYLE:
- CAST LONG ROD
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PISTON MATERIAL:
- CAST
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 64.95 MM
- BORE - OVERSIZE:
- +1,00 MM
- BORE - OVERSIZE METRIC:
- +1.00 MM
- CYLINDER DIAMETER METRIC:
- 65.00 MM
- DISPLACEMENT:
- 385 CC
- PRODUCT NAME:
- PISTON KIT
MSRP: $159.95Now: $143.96Was: $159.95 -
On Sale
VERTEX Piston Kit 23607150
VERTEX
MSRP: $159.95Now: $143.96Was: $159.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102631- SKU:
- 09102631
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- DISPLACEMENT:
- 391 CC
- ENGINE TYPE:
- 2-STROKE
- RIDING STYLE:
- ATV
- STYLE:
- CAST LONG ROD
- BORE - OVERSIZE:
- +1,50 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 65.50 MM
- PISTON DIAMETER METRIC:
- 65.45 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- BORE - OVERSIZE METRIC:
- +1.50 MM
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- UNITS:
- KIT
MSRP: $159.95Now: $143.96Was: $159.95 -
On Sale
VERTEX Piston Kit 23607200
VERTEX
MSRP: $175.95Now: $158.36Was: $175.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102632- SKU:
- 09102632
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BORE - OVERSIZE:
- +2,00 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- DISPLACEMENT:
- 397 CC
- PISTON DIAMETER METRIC:
- 65.95 MM
- STYLE:
- CAST LONG ROD
- BORE - OVERSIZE METRIC:
- +2.00 MM
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- CYLINDER DIAMETER METRIC:
- 66.00 MM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
MSRP: $175.95Now: $158.36Was: $175.95 -
On Sale
VERTEX Piston Kit 23607250
VERTEX
MSRP: $159.95Now: $143.96Was: $159.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102633- SKU:
- 09102633
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- DISPLACEMENT:
- 403 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- ENGINE TYPE:
- 2-STROKE
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- +2,50 MM
- COMPRESSION RATIO IMPERIAL:
- STANDARD
- CYLINDER DIAMETER METRIC:
- 66.50 MM
- PISTON DIAMETER METRIC:
- 66.45 MM
- STYLE:
- CAST LONG ROD
- BORE - OVERSIZE METRIC:
- +2.50 MM
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
MSRP: $159.95Now: $143.96Was: $159.95 -
On Sale
VERTEX Piston Kit 23616A
VERTEX
MSRP: $302.95Now: $272.66Was: $302.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09102637- SKU:
- 09102637
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
MSRP: $302.95Now: $272.66Was: $302.95 -
On Sale
VERTEX Piston Kit VTKTC22984A
VERTEX
MSRP: $354.95Now: $319.46Was: $354.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103841- SKU:
- 09103841
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
MSRP: $354.95Now: $319.46Was: $354.95 -
On Sale
VERTEX Piston Kit VTKTC22984A-1
VERTEX
MSRP: $362.95Now: $326.66Was: $362.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103842- SKU:
- 09103842
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
MSRP: $362.95Now: $326.66Was: $362.95 -
On Sale
VERTEX Piston Kit VTKTC22984B
VERTEX
MSRP: $362.95Now: $326.66Was: $362.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103843- SKU:
- 09103843
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
MSRP: $362.95Now: $326.66Was: $362.95 -
On Sale
VERTEX Piston Kit VTKTC23104-1
VERTEX
MSRP: $300.95Now: $270.86Was: $300.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103848- SKU:
- 09103848
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- COMPRESSION RATIO IMPERIAL:
- 9.1:1
- CYLINDER DIAMETER METRIC:
- 100.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- PISTON DIAMETER METRIC:
- 99.95 MM
- PRODUCT NAME:
- TOP END PISTON KIT
- STYLE:
- CAST REPLICA
- DISPLACEMENT:
- 660 CC
- PISTON MATERIAL:
- CAST
- RIDING STYLE:
- UTV
- UNITS:
- KIT
MSRP: $300.95Now: $270.86Was: $300.95 -
On Sale
VERTEX Piston Kit VTKTC23522A
VERTEX
MSRP: $362.95Now: $326.66Was: $362.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103849- SKU:
- 09103849
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- CYLINDER DIAMETER METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 95.95 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- PRODUCT NAME:
- TOP END PISTON KIT
- STYLE:
- CAST REPLICA
- DISPLACEMENT:
- 450 CC
- PISTON MATERIAL:
- CAST
- UNITS:
- KIT
MSRP: $362.95Now: $326.66Was: $362.95 -
On Sale
VERTEX Piston Kit VTKTC23522B
VERTEX
MSRP: $362.95Now: $326.66Was: $362.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life09103850- SKU:
- 09103850
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- CYLINDER DIAMETER METRIC:
- 96.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 95.96 MM
- PISTON MATERIAL:
- ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- STYLE:
- CAST REPLICA
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- DISPLACEMENT:
- 450 CC
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- TOP END PISTON KIT
- UNITS:
- KIT
MSRP: $362.95Now: $326.66Was: $362.95 -
On Sale
VERTEX Piston Kit 23833B
VERTEX
MSRP: $260.95Now: $234.86Was: $260.95All pistons are heat-treated with a T-5 hardening and tempering cycle, All piston skirts are coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life, Cast piston kits are gravity-cast aluminum alloy (not...09103674- SKU:
- 09103674
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- PISTON DIAMETER METRIC:
- 92.97 MM
- PRODUCT NAME:
- PISTON KIT
- ENGINE TYPE:
- 4-STROKE
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- RIDING STYLE:
- UTV
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- CYLINDER DIAMETER METRIC:
- 93.00 MM
- DISPLACEMENT:
- 875 CC
- STYLE:
- FORGED HIGH COMPRESSION
MSRP: $260.95Now: $234.86Was: $260.95 -
Wiseco Piston Kit 69.50mm 10:1 Honda TRX250 Recon 2002-2020 40061M06950
WISECO
$189.95Experience unparalleled performance with the WISECO Piston Kit designed specifically for the TRX250. Crafted from high-silicon alloy, this piston ensures exceptional strength and durability, making it ideal for both trail riding and competitive racing...09104153- SKU:
- 09104153
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE:
- +1,00 MM
- BORE SIZE METRIC:
- 69.50 MM
- COMPRESSION RATIO IMPERIAL:
- 10.0:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE METRIC:
- +1.00 MM
- DISPLACEMENT:
- 229 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- PISTON DIAMETER METRIC:
- 69.45 MM
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 62.20 MM
- UNITS:
- KIT
$189.95Qty in Cart: 0Quantity:Price:$189.95Subtotal: -
Wiseco Piston Kit Honda TRX700XX 2008-2009 10.5:1 40075M10400
WISECO
$249.95Experience unparalleled performance with the WISECO Piston Kit designed specifically for the TRX700XX. Crafted from a high-silicon alloy, this piston ensures exceptional strength and reliability for both trail riding and competitive racing. Each kit...09104163- SKU:
- 09104163
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE SIZE METRIC:
- 104.00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- PISTON DIAMETER METRIC:
- 103.92 MM
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- COMPRESSION RATIO IMPERIAL:
- 10.5:1
- DISPLACEMENT:
- 686 CC
- MODEL:
- FORGED SERIES
$249.95 -
Wiseco Yamaha XT250 2013-2022 YFM250R Raptor 2008-2013 Piston Kit 40078M07400
WISECO
$224.95Enhance your engine's performance with the WISECO Piston Kit 40078M07400, expertly crafted from high-silicon alloy to ensure exceptional strength and reliability. This piston kit is designed for both trail and racing applications, providing a perfect...09104164- SKU:
- 09104164
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 74.00 MM
- PISTON DIAMETER METRIC:
- 73.95 MM
- STROKE LENGTH METRIC:
- 58.00 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- DISPLACEMENT:
- 249 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- ATV
- COMPRESSION RATIO IMPERIAL:
- 9.5:1
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- STREET
$224.95Qty in Cart: 0Quantity:Price:$224.95Subtotal: -
Wiseco Piston Kit Arctic Cat 650 2005-2011 40099M09800
WISECO
$224.95Enhance your Arctic Cat 650's performance with the WISECO Piston Kit, expertly crafted from high-silicon alloy for superior strength and reliability. Designed for both trail and racing enthusiasts, this piston kit ensures optimal engine efficiency and...09104168- SKU:
- 09104168
- Availability:
- Ships Same Business Day
- Weight:
- 1.25 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 97.92 MM
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 85.00 MM
- UNITS:
- KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 98.00 MM
- COMPRESSION RATIO IMPERIAL:
- STOCK
- DISPLACEMENT:
- 641 CC
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- ARMORGLIDE®
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- UTV
$224.95 -
Wiseco Piston Kit Yamaha YFM550 Grizzly 2009-2013 10.25:1 92mm Bore 40104M09200
WISECO
$189.95Engineered for peak performance, the Wiseco Piston Kit is forged from high-silicon alloy, ensuring exceptional strength and reliability for both trail and racing applications. This comprehensive kit includes everything you need for a seamless...09104169- SKU:
- 09104169
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- DISPLACEMENT:
- 558 CC
- MODEL:
- FORGED SERIES
- PRODUCT NAME:
- PISTON KIT
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- BORE SIZE METRIC:
- 92.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.25:1
- PISTON DIAMETER METRIC:
- 91.92 MM
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
$189.95
