Availability
Pro-X Racing Parts X-ring roller chains are exclusively manufactured for Pro-X by the reputable and leading OEM factory in Japan, using the highest grade Japanese steel. Specifically for the off-road, Enduro, ATV, and big 4-stroke Motocross bikes, Pro-X offers a lightweight, narrow type X-ring chain using a QX-type seal, offering 40 percent less friction and at least 150 percent increased durability over a standard MX Chain. All Pro-X chains are pre-stressed and pre-stretched to reduce initial chain stretch and provide immediate performance. They include a clip-type chain link as standard. Select the size chain needed for your off-road machine. Features: * Exclusive pin treatment provides an extremely hard outside coating, leaving a softer inside to increase strength while reducing overall chain wear * Pins are heavy press fitted and feature quad-staked riveting for ultra-strong connection * Solid bush inside the shot-peened, solid roller and plates are heat treated to offer incredible tensile strength, along with low friction and high-wear resistance * Inner plates are designed in a specific shape, allowing less material to be used and with the unique lightning holes result in a 3 percent overall lighter chain without compromising tensile strength
Not Yet Reviewed
$113.99
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
$102.99
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$215.99
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
$104.99
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$209.99
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
$107.99
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$224.99
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
$109.99
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$224.99
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
$251.99
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
$102.99
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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
$116.99
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$134.99
Pro-X Racing Parts clutch baskets are precision-machined from heat-treated aircraft 7075-T6 billet aluminum alloy to OE standards. Sophisticated hard-anodizing guarantees extended life under severest racing conditions. Each Pro-X kit comes with the necessary hardware to make installation a snap. Features of Pro-X Racing Parts clutch baskets: * Design—Pro-X clutch baskets are designed to maximize strength through "feature aligned grain flow" and utilizes as-forged features that can only be produced using their precision process. We are able to produce higher mechanical properties and resistance to impact and fatigue. * Hard anodized--all clutch baskets are hard-anodized to produce an ultra-tough, abrasive-resistant surface and ensures a long life of smooth clutch operation through the elimination of wear on the sides of the clutch basket tabs. * PTFE-coated--specially added coating creates a near frictionless surface for the clutch plate tabs to glide upon. All clutch baskets come with pre-applied thread locker fasteners and an Inbus tool.
Not Yet Reviewed
$234.99
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$269.99
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
$107.99
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$189.99
Pro-X Racing Parts cam chain line is supplied with the successful cooperation of Borg Warner in Japan. Borg Warner is a leading name in the industry and is known as one of the main suppliers to a variety of OEM companies worldwide. The camshaft chains have proven quality and with the teamwork of Pro-X and Borg Warner, a complete line of cam chains for MX, ATV, and street bikes is available. Choose the proper fit for your machine.
Not Yet Reviewed
$129.99
Pro-X Racing Parts offers swingarm linkage bearing kits for a variety of off-road powersports applications, including models from Honda, KTM, Gas Gas, Husqvarna, Kawasaki, Suzuki, TM, and Yamaha. These kits come with all necessary parts you need to completely rebuild your linkage arms. Order the bearing package recommended for your machine. Additional details: * The shafts are made from 52100 bearing steel and precision ground * Needle bearings are made from 52100 bearing steel, ARC61-65 heat-treated and have a ST13 steel shell * Bushings are case hardened and plated to prevent wear and corrosion * All linkage kits include the lower shock bearing kits
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$102.99
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$120.99
Whether you're rejetting for altitude changes, adjusting for aftermarket modifications, or optimizing your bike's fuel-air ratio, Pro-X main jets deliver precision sizing, consistent fuel metering, and race-proven reliability. With strict quality control and precision machining, these jets eliminate bogging, improve fuel efficiency, and enhance overall engine responsiveness, making them the go-to choice for racers, mechanics, and performance enthusiasts seeking peak power and throttle precision. Pro-X Racing Mikuni main jets will fit many Mikuni carburetors, like Mikuni VM Roundslide and TMX, RS carbs, and they offer a wide range of jets for 4/042, N100.604, N102/221 and VM11/22 Series Mikuni carburetors. Pro-X main jets are manufactured in Japan to exact OEM specifications and are offered as a cost efficient alternative for the relative expensive original parts. Fine-tune your carburetor using Pro-X jets. Select the jet sizes needed for your off-road ride.
Not Yet Reviewed
$255.99
The water pump is a very important component to cool your engine to perform the best in all circumstances. Keep your water operation optimal with Pro-X Racing Parts water pump rebuild kits. They are made of high-quality materials and available for a wide range of dirt kike and ATV applications. The rebuild kits include all necessary gaskets, O-rings, bearings, and seals required to do the job correctly. When rebuilding your engine, don't forget to rebuild the water pump using a kit from Pro-X Racing Parts. Choose the kit designed for your off-road machine.
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$138.99
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
$102.99
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$111.99
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