Wiseco 2022 Yamaha YZ125 58mm Bore GP Series Piston Kit
$174.95
$156.99
WIS900M05800
Engine Components
Piston Sets - Powersports
Dedicated forging design for strength-to-weight optimization
Wiseco 2022 Yamaha YZ125 BIG BORE Piston Kit
$174.95
$141.29
WIS899M05600
Engine Components
Piston Sets - Powersports
The Pro-Lite series is Wiseco's staple forged 2-stroke piston, offering great value for reliable all-purpose riding. These pistons are designed for both track and...
Wiseco 2022 Yamaha YZ125 Piston Kit
$129.95
$105.29
WIS899M05400
Engine Components
Piston Sets - Powersports
The Pro-Lite series is Wiseco's staple forged 2-stroke piston, offering great value for reliable all-purpose riding. These pistons are designed for both track and...
Wiseco 2022 YZ125 ProLite 58mm Bore Piston Kit
$174.95
$156.99
WIS899M05800
Engine Components
Piston Sets - Powersports
Dedicated forging design for strength-to-weight optimization
Wiseco 2023 KTM 450SX-F 14.1:1 CR 95mm Racer Elite Piston Kit
$379.95
$341.99
WISRE830M09500
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2023 Yamaha YZ450F 13.5:1 CR Piston Kit
$239.95
$215.99
WIS40309M09700
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2024 Kawasaki KX450 12.5:1 CR 96mm Bore Piston Kit
$254.95
$228.99
WIS40318M09600
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2024 Kawasaki KX450 13.5:1 CR 96mm Bore Piston Kit
$254.95
$228.99
WIS40319M09600
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2024 Kawasaki KX450 14.1:1 CR 96mm Racer Elite Piston Kit
$379.95
$341.99
WISRE833M09600
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2024 Kawasaki KX450/KX450X Camchain
$94.95
$85.99
WISCC060
Camshafts
Engine Components
Timing Chains
A critical component to four-stroke top-end and valvetrain maintenance, Wiseco cam chains are manufactured by leading OE suppliers to ensure accurate and reliable service.
Wiseco 2025 Kaawasaki KX250 14.0:1 CR Piston Kit
$299.95
$269.99
WISPK1948
Engine Components
Piston Sets - Powersports
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's...
Wiseco 2025 Kaawasaki KX250 14.5:1 CR Piston Kit
$339.95
$305.99
WISPK1951
Engine Components
Piston Sets - Powersports
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's...
Wiseco 2025 Kawasaki KX250 14.0:1 CR Piston Kit
$224.95
$202.99
WIS40324M07800
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2025 Kawasaki KX250 14.5:1 CR Piston Kit
$264.95
$238.99
WIS40328M07800
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2025 Kawasaki KX250 Racer Elite 14.5:1 CR Piston Kit
$369.95
$332.99
WISRE834M07800
Engine Components
Piston Sets - Powersports
Improved tensile strength of forged material optimizes strength and service life
Wiseco 2025 KX250/KX250X Titanium Exhaust Valve
$149.95
$134.99
WISVET058
Exhaust Valve Controllers
Exhaust, Mufflers & Tips
Wiseco valvetrain components have riders and racers covered from stock rebuilds to race engines. Titanium valves, Garage Buddy steel valve kits, cam chains, and...
Wiseco 2025 KX250/KX250X Titanium Intake Valve
$149.95
$134.99
WISVIT058
Engine Components
Valve Covers
Wiseco valvetrain components have riders and racers covered from stock rebuilds to race engines. Titanium valves, Garage Buddy steel valve kits, cam chains, and...
Wiseco 20mm Round Wire Pin Locks (Pair) Retaining Clip Shelf Stock
$2.62
WISCW20
Engine Components
Piston Pin Locks
Maximize the security and performance of your engine with Wiseco piston clips and wrist pin retainer sets. Piston clips and retainer clips are designed...
Wiseco 20mm x 2.185in NonChromed TW Piston Pin
$22.99
$18.89
WISS423
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20mm x 2.185in NonChromed TW Piston Pin
$18.99
$15.29
WISS553
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20mm x 2.362in NonChromed TW Piston Pin
$22.99
$18.89
WISS512
Camshafts
Engine Components
Piston Pins
Maximize the security and performance of your engine with Wiseco piston clips and wrist pin retainer sets. Piston clips and retainer clips are designed...
Wiseco 20mm x 2.559in NonChromed TW Piston Pin
$22.99
$18.89
WISS461
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20mm x 2.933in NonChromed SW Piston Pin
$24.99
$19.79
WISS544
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20mm x 3.051in NonChromed SW Piston Pin
$22.99
$18.89
WISS392
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20mm x 3.228in NonChromed SW Piston Pin
$22.99
$18.89
WISS414
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 20x47x14 & 20x52x15mm Main Bearing Kit
$29.95
$24.29
WISBK5015
Bearings
Clutch Kits - Single
Drivetrain
Engine Components
Wiseco main bearings are manufactured by many of the same suppliers to the OEMs, including leading Japanese manufacturers, and are inspected for accuracy, function,...
Wiseco 20x47x14 & 22x56x16mm Main Bearing Kit
$34.95
$27.89
WISBK5022
Bearings
Clutch Kits - Single
Drivetrain
Engine Components
Wiseco main bearings are manufactured by many of the same suppliers to the OEMs, including leading Japanese manufacturers, and are inspected for accuracy, function,...
Wiseco 21 x 25 x 23.8mm Top End Bearing
$23.99
$19.79
WISB1081
Bearings
Clutch Discs
Drivetrain
Engine Components
As the leading manufacturer of forged two-stroke pistons, Wiseco knows top end bearings are crucial to your top end rebuild. Wiseco two-stroke top end...
Wiseco 21 x 27 x 24.8mm Top End Bearing
$23.99
$19.79
WISB1092
Bearings
Clutch Discs
Drivetrain
Engine Components
As the leading manufacturer of forged two-stroke pistons, Wiseco knows top end bearings are crucial to your top end rebuild. Wiseco two-stroke top end...
Wiseco 21-22 Kawasaki KX250F/250X 14.2:1 Piston Kit
$299.95
$269.99
WISPK1940
Engine Components
Piston Sets - Powersports
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's...
Wiseco 21-24 Polaris Patriot 650 2470M Piston Kit - Single Ring
$534.95
$481.99
WISSK1418
Engine Components
Piston Sets - Powersports
The Wiseco Piston Kit is crafted for high-performance engines where reliability, efficiency, and power matter most. Made from premium forged aluminum, this piston offers...
Wiseco 21-24 Polaris Patriot 650 2472M Piston Kit - Dual Ring
$534.95
$481.99
WISSK1419
Engine Components
Piston Sets - Powersports
Engineered for high-performance engines that demand strength, precision, and reliability. Constructed from premium forged aluminum, this piston provides excellent heat resistance and a lightweight...
Wiseco 21-25 KX250 Top End Gasket Kit
$89.95
$80.99
WISW7053
Engine Components
Gasket Kits
Wiseco offers top-end, bottom-end, and other gasket kits for many dirt bike, street bike, ATV, UTV, PWC, and snowmobile applications. Wiseco gasket kits deliver...
Wiseco 21.5mm x 2.756in NonChromed SW Piston Pin
$24.99
$19.79
WISS487
Camshafts
Engine Components
Piston Pins
Meet the rigorous demands of your engine with Wiseco's industry-leading piston wrist pins! Every Wiseco piston wrist pin is engineered for strength and lightweight...
Wiseco 21mm Round Wire Pin Locks (Pair) Retaining Clip Shelf Stock
$2.62
WISCW21
Engine Components
New Products
Piston Pin Locks
Maximize the security and performance of your engine with Wiseco piston clips and wrist pin retainer sets. Piston clips and retainer clips are designed...
Wiseco 21mm Wire Lock
$4.99
WISCW28
Engine Components
Piston Pin Locks
Maximize the security and performance of your engine with Wiseco piston clips and wrist pin retainer sets. Piston clips and retainer clips are designed...