ProX Motorcycle Performance Parts

ProX
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1654-2)
    0
    # mpn4526313381
    Steel Valve (28.1654-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $33.46
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1654-1)
    0
    # mpn4526313380
    Steel Valve (28.1654-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $40.37
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1381-2)
    0
    # mpn4526313377
    Steel Valve (28.1381-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $18.71
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1381-1)
    0
    # mpn4526313376
    Steel Valve (28.1381-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $25.01
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1356-2)
    0
    # mpn4526313375
    Steel Valve by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $18.71
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1323-2)
    0
    # mpn4526313372
    Steel Valve (28.1323-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $18.71
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1323-1)
    0
    # mpn4526313371
    Steel Valve (28.1323-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $25.01
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1227-2)
    0
    # mpn4526313370
    Steel Valve (28.1227-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $17.64
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1227-1)
    0
    # mpn4526313369
    Steel Valve (28.1227-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $23.73
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1226-2)
    0
    # mpn4526313368
    Steel Valve by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $18.71
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1070-2)
    0
    # mpn4526313366
    Steel Valve (28.1070-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $14.37
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1070-1)
    0
    # mpn4526313365
    Steel Valve (28.1070-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $22.85
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1407-1)
    0
    # mpn4526313070
    Steel Valve (28.1407-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $32.99
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1402-1)
    0
    # mpn4526313067
    Steel Valve (28.1402-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $30.66
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1340-1)
    0
    # mpn4526313065
    Steel Valve (28.1340-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $32.99
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1338-1)
    0
    # mpn4526313064
    Steel Valve (28.1338-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $30.66
  • ProX® - Steel Valve
    ProX®Steel Valve (28.1334-1)
    0
    # mpn4526312738
    Steel Valve (28.1334-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $30.66
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS4341-2)
    0
    # mpn4967335256
    Steel Valve and Spring Kit (28.SIS4341-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS1409-2)
    0
    # mpn4871472845
    Steel Valve and Spring Kit by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $119.58
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS2440-2)
    0
    # mpn4851055735
    Steel Valve and Spring Kit (28.SIS2440-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $119.58
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS6329-2)
    0
    # mpn4851055731
    Steel Valve and Spring Kit (28.SIS6329-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SES2414-1)
    0
    # mpn4851055729
    Steel Valve and Spring Kit (28.SES2414-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS2424-2)
    0
    # mpn4851055703
    Steel Valve and Spring Kit (28.SIS2424-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $170.49
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SES6329-1)
    0
    # mpn4851055701
    Steel Valve and Spring Kit (28.SES6329-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS2444-2)
    0
    # mpn4526313872
    Steel Valve and Spring Kit (28.SIS2444-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $132.86
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS2414-2)
    0
    # mpn4526313869
    Steel Valve and Spring Kit (28.SIS2414-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SES2444-1)
    0
    # mpn4526313868
    Steel Valve and Spring Kit (28.SES2444-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $132.86
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SES2424-1)
    0
    # mpn4526313866
    Steel Valve and Spring Kit (28.SES2424-1) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $119.58
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS6353-2)
    0
    # mpn4526313704
    Steel Valve and Spring Kit by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98
  • ProX® - Steel Valve and Spring Kit
    ProX®Steel Valve and Spring Kit (28.SIS6351-2)
    0
    # mpn4526313703
    Steel Valve and Spring Kit (28.SIS6351-2) by ProX®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
    Precise manufacturing and high-grade materialsExpertly crafted from the highest grade materials
    $122.98




For years, ProX Racing Parts has been providing dedicated motorcycle enthusiasts with genuine racing products for their motorcycle applications. Love of the ride and passion for motorsports paired with an ongoing thirst for innovation is the driving force behind the brand. It has poured into an extensive selection of industry-leading quality parts and accessories that look and perform as they should. ProX offers the highest quality, competitively priced parts, and accessories for any amateur rider or pro racer. From air and oil filters, bearings and brake discs to clutch parts, connecting rods, crankshafts, and suspension, ProX has everything you need to win that race.

With a rich heritage of experience and engineering excellence, ProX Racing Parts has built a solid reputation as the premier brand in the replacement engine industry and is constantly expanding its product lines to include suspension, transmission, brake parts, and more. The brand offers die-hard racing junkies and big performance fans the parts they need to attack any track with confidence at reasonable prices. ProX high-end products are made of superior-grade materials to meet or exceed the OEM in quality, performance, and durability to let you enjoy billions of miles of worry-free driving. Built to be tough as nails and dependable, they can handle the high RPMs of high-output applications.

ProX Racing offers a diverse variety of premium-grade racing parts and accessories for a wide range of applications including dirt bike and MX motorcycles and mopeds/scooters. Whether you’re a veteran motocross racing junkie, enduro rider, or any other moto enthusiast, ProX has the right parts to outfit your bike for an adventure. ProX Racing’s diverse product range includes air filters, brake parts, cables, clutch pressure plates, and springs, bearings, pistons, connecting rods, crankshafts, valves, engine seals, front fork seals, cylinder sleeves, swing arm rebuild parts, sprockets, and many more. They’re manufactured with quality and precision to strict OEM specifications to provide unprecedented performance, dependability, and value.

From piston kits and connecting rods to crankshaft assemblies and valves, ProX has got you covered with genuine racing engine parts made of first-class quality materials to optimize your bike’s performance and power to meet your specific needs. The brand has the finest quality gaskets and seals offering superior sealing and long-lasting service. Precision machined pistons made of the same low-expansion, low-friction piston alloy that’s used by most of the OEM manufacturers, which makes them a great replacement for your factory components. ProX also offers a wide variety of ball and roller bearing for just about every need. You’ll also find high-quality brake pads, discs, master cylinder, and caliper rebuild kits, which are a great alternative to OEM. With these parts, you can enjoy superior braking experience and a safe, worry-free ride. The brand also has a wide range of transmission parts including everything from sprockets and drive chains to countershaft seal kits and chain rollers to sprocket bolts. They offer trouble-free installation and reliable performance.

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