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
-
JE PISTONS Piston Kit 274209
JE PISTONS
$329.99Machined from 2618-T6 high-tensile forged aluminum, Dome/dish features smooth flowing radii; requires no deburring or preparation, Specifically engineered for extreme applications including professional competition, Pro Series pistons available for...09105885- SKU:
- 09105885
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
- BORE SIZE METRIC:
- 95.00 MM
- PISTON HEAD SHAPE:
- DOMED
- PRODUCT NAME:
- PISTON KIT
- WALL THICKNESS:
- 0,160'
- WALL THICKNESS IMPERIAL:
- 0.160'
- COMPRESSION RATIO IMPERIAL:
- 13.5:1
- DISPLACEMENT:
- 449 CC
- UNITS:
- KIT
- RIDING STYLE:
- ATV
$329.99 -
JE PISTONS Piston Kit 274195
JE PISTONS
$309.99Machined from 2618-T6 high-tensile forged aluminum, Dome/dish features smooth flowing radii; requires no deburring or preparation, Specifically engineered for extreme applications including professional competition, Pro Series pistons available for...09105884- SKU:
- 09105884
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- RIDING STYLE:
- ATV
- WALL THICKNESS:
- 0,140'
- WALL THICKNESS IMPERIAL:
- 0.140'
- DISPLACEMENT:
- 249 CC
- BORE SIZE METRIC:
- 74.00 MM
- COMPRESSION RATIO IMPERIAL:
- 12.0:1
- PISTON HEAD SHAPE:
- DOMED
- UNITS:
- KIT
- PRODUCT NAME:
- PISTON KIT
$309.99 -
JE PISTONS Piston Kit 274192
JE PISTONS
$524.99Machined from 2618-T6 high-tensile forged aluminum, Dome/dish features smooth flowing radii; requires no deburring or preparation, Specifically engineered for extreme applications including professional competition, Pro Series pistons available for...09105883- SKU:
- 09105883
- Availability:
- Ships Same Business Day
- Weight:
- 2.51 LBS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- WALL THICKNESS:
- 0,140'
- WALL THICKNESS IMPERIAL:
- 0.140'
- PISTON HEAD SHAPE:
- DOMED
- BORE SIZE METRIC:
- 90.00 MM
- COMPRESSION RATIO IMPERIAL:
- 11.5:1
- DISPLACEMENT:
- 840 CC
- PRODUCT NAME:
- PISTON KIT
$524.99 -
JE PISTONS Piston Kit 247616
JE PISTONS
$309.99Machined from 2618-T6 high-tensile forged aluminum, Dome/dish features smooth flowing radii; requires no deburring or preparation, Specifically engineered for extreme applications including professional competition, Pro Series pistons available for...09105856- SKU:
- 09105856
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- DISPLACEMENT:
- 487 CC
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- PISTON KIT
- WALL THICKNESS:
- 0,160'
- WALL THICKNESS IMPERIAL:
- 0.160'
- COMPRESSION RATIO IMPERIAL:
- 13.0:1
- UNITS:
- KIT
- BORE SIZE METRIC:
- 100.00 MM
- PISTON HEAD SHAPE:
- DOMED
$309.99 -
On Sale
Wiseco DDR DRX90 2014-2019 Piston Kit 894M05000
WISECO
MSRP: $129.95Now: $86.00Was: $129.95Experience unparalleled performance with the WISECO Piston Kit 894M05000, expertly crafted from aerospace-grade aluminum alloys. With over 60 years of championship legacy, these pistons are designed to deliver superior strength and reliability, ensuring...09105611- SKU:
- 09105611
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- BORE - OVERSIZE METRIC:
- STANDARD
- PRODUCT NAME:
- PISTON KIT
- SKIRT COATING:
- ARMORGLIDE®
- BORE - OVERSIZE:
- STANDARD
- BORE SIZE METRIC:
- 50.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- KIT
MSRP: $129.95Now: $86.00Was: $129.95 -
VERTEX Piston Kit - High Compression VTKTC23553A
VERTEX
$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 life09103864- SKU:
- 09103864
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
$362.95 -
VERTEX Piston Kit - High Compression VTKTC23551B
VERTEX
$359.95All 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 life09103860- SKU:
- 09103860
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
$359.95 -
VERTEX Piston Kit - High Compression VTKTC23548B
VERTEX
$320.95All 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 life09103856- SKU:
- 09103856
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
$320.95 -
VERTEX Piston Kit - High Compression VTKTC23548A
VERTEX
$342.95All 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 life09103855- SKU:
- 09103855
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
$342.95 -
VERTEX Piston Kit 23623A
VERTEX
$237.95All 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...09102107- SKU:
- 09102107
- Availability:
- Ships Same Business Day
- Weight:
- 1.39 LBS
- PISTON MATERIAL:
- CAST
- PRODUCT NAME:
- PISTON KIT
- RIDING STYLE:
- UTV
- UNITS:
- KIT
- PISTON DIAMETER METRIC:
- 101.95 MM
- DISPLACEMENT:
- 700 CC
- PISTON MATERIAL:
- ALUMINUM ALLOY
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 9.2:1
- CYLINDER DIAMETER METRIC:
- 102.00 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STYLE:
- CAST REPLICA
$237.95 -
VERTEX Piston Kit 23547A
VERTEX
$218.95All 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 life09101870- SKU:
- 09101870
- Availability:
- Ships Same Business Day
- Weight:
- 0.62 LBS
- COMPRESSION RATIO IMPERIAL:
- 10.8:1
- PISTON MATERIAL:
- FORGED 2618 ALUMINUM
- DISPLACEMENT:
- 250 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 73.95 MM
- RIDING STYLE:
- ATV
- SKIRT COATING:
- MOLYBDENUM DISULPHITE
- CYLINDER DIAMETER METRIC:
- 74.00 MM
- PRODUCT NAME:
- PISTON KIT
- STYLE:
- FORGED HIGH COMPRESSION
- UNITS:
- KIT
$218.95 -
Wiseco Piston Kit Standard Bore 99.20mm 12.5:1 Compression Polaris Predator 500 2003-2007 4807M09920
WISECO
$224.95Enhance the performance of your Predator 500 with the WISECO Piston Kit. Designed for durability and efficiency, this piston kit ensures optimal engine performance, making it a perfect choice for enthusiasts seeking reliability. Please note that this kit...09100282- SKU:
- 09100282
- Availability:
- Ships Same Business Day
- Weight:
- 1.46 LBS
- DISPLACEMENT:
- 499 CC
- PISTON MATERIAL:
- FORGED
- BORE SIZE METRIC:
- 99.20 MM
- ENGINE TYPE:
- 4-STROKE
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 64.60 MM
- UNITS:
- EACH
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 12.5:1
- PISTON MATERIAL:
- ALUMINUM ALLOY
- PRODUCT NAME:
- PISTON
$224.95 -
Wiseco Piston Kit Kawasaki KRF750 Teryx 2008-2011 11.5:1 PK1825
WISECO
$599.95Experience unparalleled performance with the WISECO Piston Kit for the KFX750, designed for high-strength and low expansion at elevated temperatures. This complete kit includes everything you need for a top-end rebuild, ensuring your engine runs at its...09031281- SKU:
- 09031281
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- BORE SIZE METRIC:
- 87.00 MM
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 86.95 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- UNITS:
- KIT
- PISTON SIZE METRIC:
- +2.00 MM
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- TOP END
- COMPRESSION RATIO IMPERIAL:
- 11.5:1
- DISPLACEMENT:
- 749 CC
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- UTV
- STROKE LENGTH METRIC:
- 66.00 MM
$599.95 -
Wiseco Piston Kit 2006-2014 Yamaha YZ250F PK1823
WISECO
$594.95Upgrade your engine's performance with the WISECO Piston Kit PK1823, designed for enthusiasts seeking reliability and power. This comprehensive kit includes everything you need for a successful top-end rebuild or overbore, ensuring your engine runs...09031280- SKU:
- 09031280
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- BORE - OVERSIZE:
- +2,00 MM
- BORE - OVERSIZE METRIC:
- +2.00 MM
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- STROKE LENGTH IMPERIAL:
- 2-5/8'
- BORE SIZE METRIC:
- 82.00 MM
- DISPLACEMENT:
- 697 CC
- COMPRESSION RATIO IMPERIAL:
- 11.5:1
- PRODUCT NAME:
- PISTON KIT
$594.95 -
Wiseco Piston Kit 92mm Bore 10.2:1 Compression Ratio for 2004-2005 Polaris ATP 500 PK1652
WISECO
$289.95Upgrade your engine's performance with the WISECO Piston Kit, specifically designed for the Polaris 500. Crafted from high-silicone forged aluminum, this kit offers exceptional strength and reduced thermal expansion, ensuring optimal performance under...09031274- SKU:
- 09031274
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- BORE SIZE METRIC:
- 92.00 MM
- COMPRESSION RATIO IMPERIAL:
- 10.2:1
- DISPLACEMENT:
- 499 CC
- PRODUCT NAME:
- REBUILD KIT
- STROKE LENGTH METRIC:
- 75.00 MM
- PISTON DIAMETER METRIC:
- 91.95 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- UTV
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- ATV
- SKIRT COATING:
- NON-COATED
- TYPE:
- TOP END
- UNITS:
- KIT
$289.95 -
Wiseco Honda TRX350 Rancher 2000-2006 Piston Kit with Gasket PK1443
WISECO
$249.95Experience unmatched performance with the WISECO Piston Kit, designed specifically for 2-cycle engines. Crafted from high-silicone forged materials, this kit ensures superior strength and minimal thermal expansion, making it ideal for high-performance...09030634- SKU:
- 09030634
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- BORE SIZE METRIC:
- 79.00 MM
- COMPRESSION RATIO IMPERIAL:
- 8.5:1
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PISTON DIAMETER METRIC:
- 78.95 MM
- PRODUCT NAME:
- REBUILD KIT
- MODEL:
- FORGED SERIES
- SKIRT COATING:
- ARMORGLIDE®
- STROKE LENGTH METRIC:
- 68.00 MM
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 325 CC
- ENGINE TYPE:
- 4-STROKE
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- TYPE:
- TOP END
- UNITS:
- KIT
$249.95 -
Wiseco Piston Kit with Gasket for Yamaha YFM660 Grizzly 2002-2008 PK1435
WISECO
$349.95Experience unmatched performance and reliability with the WISECO Piston Kit PK1435, designed specifically for high-demand 2-cycle engines. Crafted from premium high-silicone forged material, this kit ensures superior strength and minimal thermal...09030625- SKU:
- 09030625
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- ENGINE TYPE:
- 4-STROKE
- PISTON DIAMETER METRIC:
- 99.92 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
- TYPE:
- TOP END
- BORE - OVERSIZE:
- STANDARD
- BORE - OVERSIZE METRIC:
- STANDARD
- COMPRESSION RATIO IMPERIAL:
- 9.9:1
- DISPLACEMENT:
- 660 CC
- SKIRT COATING:
- ARMORGLIDE®
- UNITS:
- KIT
- PRODUCT NAME:
- REBUILD KIT
- BORE SIZE METRIC:
- 100.00 MM
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- UTV
$349.95 -
Wiseco Piston Kit for Yamaha YFM660R Raptor 2001-2005 100.50mm PK1432
WISECO
$334.95Enhance your engine's performance with the WISECO Piston Kit PK1432, designed specifically for high-performance applications. This complete kit includes everything you need for a successful rebuild, ensuring durability and efficiency under extreme...09030622- SKU:
- 09030622
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- COMPRESSION RATIO IMPERIAL:
- 9.9:1
- PISTON DIAMETER METRIC:
- 100.42 MM
- SKIRT COATING:
- ARMORGLIDE®
- BORE SIZE METRIC:
- 100.50 MM
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
- BORE - OVERSIZE METRIC:
- +0.50 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- BORE - OVERSIZE:
- +0,50 MM
- DISPLACEMENT:
- 660 CC
- TYPE:
- TOP END
- UNITS:
- KIT
$334.95 -
VERTEX Piston Kit 23908B
VERTEX
$213.95All 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 life09103382- SKU:
- 09103382
- Availability:
- Ships Same Business Day
- Weight:
- 0.89 LBS
$213.95 -
Wiseco Piston Kit with Gasket for Yamaha YFM660F Grizzly 4x4 2002-2008 PK1437
WISECO
$349.95Experience unparalleled performance with the WISECO Piston Kit, designed specifically for 2-cycle engines. Crafted from high-silicone forged materials, this kit ensures enhanced strength and minimal thermal expansion, making it ideal for high-performance...09030627- SKU:
- 09030627
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- BORE - OVERSIZE METRIC:
- +1.00 MM
- BORE SIZE METRIC:
- 101.00 MM
- TYPE:
- TOP END
- UNITS:
- KIT
- DISPLACEMENT:
- 660 CC
- ENGINE TYPE:
- 4-STROKE
- MODEL:
- FORGED SERIES
- RIDING STYLE:
- ATV
- STROKE LENGTH METRIC:
- 84.00 MM
- PISTON MATERIAL:
- 2618 ALUMINUM ALLOY
- PRODUCT NAME:
- REBUILD KIT
- RIDING STYLE:
- UTV
- BORE - OVERSIZE:
- +1,00 MM
- COMPRESSION RATIO IMPERIAL:
- 9.9:1
- PISTON DIAMETER METRIC:
- 100.92 MM
- SKIRT COATING:
- ARMORGLIDE®
$349.95
