Availability
Pro-X Racing Parts offer valve shims for most models Japanese dirt bikes, Road bikes and ATV's and KTM applications. The valve shims are made of premium materials. Specific heat-treatment ensures hardness of the shims to offer maximum durability and less wear. Next to the specific heat-treatment the valve shims are precision machined to match exact size. The ProX valve shims are available in assortment boxes, as well as refill kits. Assortment boxes contain 7.48mm or 9.48mm shims for Japanese applications and 8.90mm and 10.00mm for KTM applications. Thicknesses range from 1.20mm up to 3.50mm. Incremental by 0.025 mm. Refill kits are available for each individual shim size and come in a package of five shims. Select the valve shims for your application needs.
Not Yet Reviewed
$8.99
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$99.99
Pro-X Racing Parts piston kits furnish the pistons, rings, wrist pins, and circlip retainers to perform a relatively easy rebuild. Available for 2-stroke and 4-stroke models, these industry-leading pistons are CNC-machined for precision in either a cast or forged aluminum alloy--perfect for low friction and low expansion. Sleeved cylinder versions are made in both standard and oversized parts, while plated cylinder kits can be ordered in standard and A, B, C, and D oversizes. Pro-X Racing Parts piston kits are produced in a variety of OEM bore measurements for powersports equipment from makers like Yamaha, Kawasaki, KTM, Honda®, Husaberg, and Husqvarna. Ensure the best ride every time--replace or rebuild your pistons before they fail and cause more expensive problems.
Not Yet Reviewed
$141.99
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$193.99
Pro-X Racing Parts Ultra-light steel rear sprockets are manufactured from premium quality, high-strength steel and offer superior durability, even under the most extreme riding circumstances, lasting 2 to 3 times longer than aluminum sprockets made from 7075 T-6. Pro-X Ultra-light rear sprockets are available in various sizes, select the ones made for your bike. Features: * Perfect fit together with the drive chains * Manufactured from low corrosion SCM435 Ni-Chromoly steel, featuring a low carbon core to prevent breaking while the case hardened surface offers maximum wear resistance * Precision CNC machining ensures a perfect fit * Lightweight design including lightening holes offers ultimate performance * Sprockets have self-cleaning dirt grooves to extend chain and sprocket life to the maximum
Not Yet Reviewed
$44.99
Pro-X complete gasket kits provide everything needed for a full engine rebuild, ensuring superior sealing, durability, and precision fitment for motocross, off-road motorcycles, dirt bikes, and ATVs. Each kit includes high-quality head gaskets, base gaskets, valve cover gaskets, oil seals, O-rings, and more, delivering a comprehensive package for maximum engine protection. Manufactured from premium, heat-resistant materials, Pro-X gaskets offer exceptional oil and coolant leak prevention, excellent compression retention, and long-lasting performance. Select the kit needed for your powersports ride.
Not Yet Reviewed
$71.99
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$179.99
When the time comes to rebuild the motor in your dirt bike, ATV, or scooter, turn to Pro-X Racing Parts for OEM-quality connecting rod kits. These components are made out of tough alloys to tight tolerances for durability, dimensional consistency, and strength. The rods are barreled and shot-peened for smooth surfaces and double forged on dedicated forgings. Pro-X oiling slots maximize lower rod oiling and extend bearing life. Pro-X Racing Parts connecting rod kits will bring your motor back to life.
Not Yet Reviewed
$50.99
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$161.99
Pro-X top end gasket kits are designed for precise sealing, maximum durability, and optimal engine performance, making them an essential component for motocross, off-road motorcycles, dirt bikes, and ATVs. Manufactured from high-quality materials, these gasket kits provide exceptional heat resistance, superior sealing properties, and long-lasting durability, ensuring leak-free performance and reliable compression. Each Pro-X kit includes all necessary head, base, and exhaust gaskets, as well as valve seals and O-rings, making them a complete solution for top-end rebuilds. Select the kit needed for your powersports ride.
Not Yet Reviewed
$26.99
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$111.99
Maintain your wheel centers with wheel bearings offered by Pro-X. Between riding and bike washing, wheel bearings take serious use and abuse. Pro-X wheel bearings are made to exact OEM specifications, to ensure maximum quality and performance. The Pro-X wheel bearings are offered as single or as set, and are a perfect match for your wheels, just the way you want it!
Not Yet Reviewed
$8.99
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$71.99
Pro-X head and base gasket sets are engineered for superior sealing, durability, and precision fitment, making them an essential choice for motocross, off-road motorcycle, dirt bike, and ATV engines. Manufactured from high-quality, heat-resistant materials, these gasket sets provide exceptional compression retention, oil and coolant leak prevention, and long-lasting reliability, ensuring optimal engine performance. Each set includes head and base gaskets, designed to meet or exceed OEM specifications for seamless installation and a perfect fit. Select the kit designed for your powersports ride.
Not Yet Reviewed
$12.99
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$80.99
ProX Racing Parts steel and alloy clutch plates are manufactured by the leading OEM factories. All plates are made to exact specifications and offer maximum performance and durability. The plates offer the longevity, durability, and feel of the OEM plates without the price. Replace your worn out steel plates with Pro-X Racing Parts steel and alloy clutch plates.
Not Yet Reviewed
$23.99
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$67.99
ProX Racing Parts friction clutch plates are made to exact OEM specifications and offer maximum performance, durability, and smooth clutch operation. Replace your worn out friction plates and put more power to the ground with Pro-X Racing Parts friction clutch plates.
Not Yet Reviewed
$35.99
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$107.99
ProX Racing Parts offers a wide range of high-quality dirt bike and ATV/UTV brake discs. Manufactured from specially hardened premium-quality stainless steel, these OEM-replacements are budget-friendly. They're specifically designed to be lightweight with a Cooling Edge Cut (CEC) technology, while integrated venting slots offer enhanced cooling and cleaning for optimal pad-to-rotor contact. These features result in high performance and linear braking with very low brake pad wear. (For best performance, use ProX Racing brake pads with a matching pad compound.) Order the front and/or rear brake rotors recommended for your application.
Not Yet Reviewed
$71.99
Pro-X Racing Parts front fork oil seals are made at the OE manufacturers in Japan. For almost every Motocross/Enduro application you can find the right front fork seal at Pro-X. The oil seals offer high-quality and competitive pricing, making them very popular. Choose the ones designed for your bike.
Not Yet Reviewed
$12.99
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$143.99
Pro-X Racing Parts offers a wide range of front fork dust seals or dust caps for the MX and dirt bike segment. Most are manufactured by the leading OEM factories in Japan, such as NOK. Pro-X seals are all manufactured from high-quality base materials and are made to OEM specs and tolerances to guarantee quality and superior durability. Choose the dust seals made for your powersports ride.
Not Yet Reviewed
$17.99
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$134.99
With Pro-X Racing Parts brake pads, you'll have complete confidence in your safety and stopping power! These sintered material brake pads offer increased performance, greater durability, and can resist high temperatures and pressure to ensure strong, controllable braking power and longer life. Pro-X Racing Parts are considered to be the leading brand on the market for brake pads that will fit all of your motorcycle, scooter/moped, ATV, and snowmobile stopping force needs!
Not Yet Reviewed
$30.99
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$282.99
Pro-X Racing Parts rear alloy sprockets are constructed from high grade 7075-T6 alloy aluminum materials. A unique feature of these sprockets is the mud grooves positioned outside the pressure area of chains and sprocket to significantly increase durability. Each sprocket is CNC machined with strict tolerances to ensure perfect fitment. Pro-X Racing Parts rear alloy sprockets are the perfect replacement for your broken or worn out sprockets.
Not Yet Reviewed
$59.99
Pro-X Racing complete clutch plate sets offer the best performance in powersports. Their sets contain complete packs of matched friction and steel plates, along with a set of clutch springs. Pro-X clutch plate sets deliver friction plates and steel plates manufactured to exact OEM specifications, mated with heavy-duty clutch springs that are approximately 10 percent stiffer, to provide you with the ultimate clutch performance. Get the most out of your powersports ride for your MX or ATV, install Pro-X Racing complete clutch plate sets.
Not Yet Reviewed
$149.99
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$197.99
While changing the front sprocket on your off-road motorcycle, it's always recommended to inspect the countershaft oil seal that's right behind the sprocket. Positioned on the high loaded countershaft and always in contact with dirt and water, the oil seal can easily start leaking. Pro-X Racing has developed a wide range of countershaft seal kits—an easy and complete replacement, offering all the needed components. These upgrade kits also result in improved durability against the OEM parts. Order the seal kits designed for your application. Complete packages include: * Upgraded oil seal * Hardened steel bushing * O-rings, snap ring, or lock washer (where applicable)
Not Yet Reviewed
$21.99
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