ProX 00-07 TT-R125/YBR125 Steel Intake Valve
$15.60
$14.04
PRX28.2200-2
Best Sellers
Engine Components
GMC | Chevy
Valves
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading...
ProX 01-05 660 Raptor/02-08 Grizzly Steel Intake Valve
$29.34
$21.42
PRX28.2661-2
Best Sellers
Engine Components
GMC | Chevy
Valves
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading...
ProX 01-05 YFM660R Piston Kit (101.00mm)
$141.80
$103.52
PRX01.2660.100
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 02-03 CRF450R Piston Kit 11.5:1 (95.96mm)
$212.46
$191.21
PRX01.1403.A
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 02-06 CRF450R Steel Exhaust Valve
$40.34
$29.45
PRX28.1402-1
Best Sellers
Engine Components
GMC | Chevy
New Products
Valves
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading...
ProX 02-22 YZ85 Piston Ring Set (47.50mm)
$25.53
PRX02.2113
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 03-07 CR85 Piston Ring Set (47.50mm)
$25.53
PRX02.1113
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 03-12 Pol. 500 Scrambler Piston Kit 10.2:1 (93.00mm)
$141.80
$127.62
PRX01.5513.100
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Polaris
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 03-17 KTM 85SX/14-17 Husqv TC85 Friction Plate Set
$70.42
$55.29
PRX16.S51011
Best Sellers
Clutch Discs
Drivetrain
GMC | Chevy
Husqvarna
KTM
KTM/ Husqvarna
New Products
ProX clutch Friction Plates are manufactured by the leading OEM factories, mainly in Japan. All friction plates are made to exact OEM specifications and...
ProX 04-06 YFZ450 Friction Plate Set
$67.21
$55.45
PRX16.S24028
Best Sellers
Clutch Discs
Drivetrain
GMC | Chevy
ProX clutch Friction Plates are manufactured by the leading OEM factories, mainly in Japan. All friction plates are made to exact OEM specifications and...
ProX 04-09 CRF250R/04-17 CRF250X Piston Kit 13.5:1 (77.99mm)
$208.50
$187.65
PRX01.1339.C
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 04-17 KTM 300/14-17 Husq TE300 EXCRing Set (72.00mm)
$43.65
$39.29
PRX02.6394
Best Sellers
Engine Components
GMC | Chevy
Husqvarna
KTM
KTM/ Husqvarna
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 05-07 CR250 Piston Ring Set (66.40mm)
$40.36
PRX02.1325
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 05-11 KVF750 Brute Force Piston Kit 8.8:1 (84.96mm)
$131.10
PRX01.4705.A
Engine Components
GMC | Chevy
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 06-09 KX250F Piston Kit 13.5:1 (76.96mm)
$183.78
$165.40
PRX01.4337.A
Engine Components
GMC | Chevy
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 06-20 KX450F/00-21 DR-Z400 Steel Plate Set
$43.38
$36.66
PRX16.S34016
Best Sellers
Clutch Rebuild Kits
Drivetrain
GMC | Chevy
ProX clutch steel and alloy plates are manufactured by the leading OEM factories, mainly in Japan. All plates are made to exact OEM specifications...
ProX 06-21 YFM700R Raptor/XT660R/X Steel Exhaust Valve
$38.32
$27.97
PRX28.2706-1
Best Sellers
Engine Components
GMC | Chevy
New Products
Valves
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading...
ProX 07-21 TRX420 Rancher Piston Ring Set (87.00mm)
$35.29
PRX02.1487.050
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 07-21 TRX420 Rancher Piston Ring Set (87.50mm)
$38.17
$34.35
PRX02.1487.100
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 07-21TRX420 Rancher Piston Ring Set (88.50mm)
$35.29
PRX02.1487.200
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 08-22 RM-Z450 Friction Plate Set
$115.54
PRX16.S34030
Clutch Discs
Drivetrain
GMC | Chevy
New Products
ProX clutch Friction Plates are manufactured by the leading OEM factories, mainly in Japan. All friction plates are made to exact OEM specifications and...
ProX 09-21 YFZ450R Crankshaft Bearing Kit
$106.19
$86.54
PRX23.CBS24009
Best Sellers
Crankshafts
Engine Components
GMC | Chevy
ProX crankshaft bearings and seals are manufactured at leading OEM factories, mainly in Japan. All bearings and seals are made to exact OEM specifications,...
ProX 10-11 KTM400/450/530EXC-R Complete Clutch Plate Set
$316.06
PRX16.CPS64010
Clutch Rebuild Kits
Drivetrain
GMC | Chevy
KTM
KTM/ Husqvarna
New Products
To be sure that the clutch plates and springs are perfectly matched for ultimate clutch performance. ProX offers one part number for the matched...
ProX 10-13 CRF250R ART Piston Kit 13.2:1 (76.77mm)
$184.01
PRX01.1342.A
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 11-20 KTM85SX/12-17 Freeride 350 Rear Brake Pad
$33.33
$25.50
PRX37.289102
Best Sellers
Brake Pads - Performance
Brakes, Rotors & Pads
GMC | Chevy
Husqvarna
KTM
KTM/ Husqvarna
New Products
ProX sintered brake pads are produced under a very strict sintering process. During this sintering process, metallic particles are fused by a combination with...
ProX 13-16 CRF450R Piston Kit 12.5:1 (95.98mm)
$196.43
PRX01.1413.C
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 16-18 YZ250F/17-18 250FX Piston Kit 13.5:1 (76.96mm)
$199.02
$156.23
PRX01.2417.B
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 2007 RMZ450 Carburetor Rebuild Kit
$50.14
$45.13
PRX55.10464
Best Sellers
Carburetors
Fuel Delivery
GMC | Chevy
New Products
ProX Racing Parts high quality carburetor rebuild kits are the easy solution to rebuilding your carburetor. If your carburetor is leaking, or the fuel...
ProX 80-87 RD350LC-YPVS Piston Ring Set (65.00mm)
$45.74
PRX02.2020.100
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 80-87 RD350LC-YPVS Piston Ring Set (66.50mm)
$45.74
PRX02.2020.250
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 82-01 CR500 Piston Ring Set (89.25mm)
$47.09
PRX02.1406.025
Best Sellers
Engine Components
GMC | Chevy
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 82-01 CR500 Piston Ring Set (90.25mm)
$47.09
PRX02.1406.125
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 82-01 CR500 Piston Ring Set (90.50mm)
$47.09
PRX02.1406.150
Best Sellers
Engine Components
GMC | Chevy
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...
ProX 90-13 Husqvarna CR/W125-360 -49T- Alloy Rear Sprocket
$64.63
$58.17
PRX07.RA62097-49
Best Sellers
Drivetrain
GMC | Chevy
Husqvarna
KTM/ Husqvarna
New Products
Sprockets
The ProX alloy rear sprockets are all manufactured from high grade 7075-T6 material. The total sprocket is precision cut on fully automated CNC machines...
ProX 94-95 RM250 Clutch Pressure Plate
$50.39
PRX18.P3394
Best Sellers
Clutch Covers
Drivetrain
GMC | Chevy
New Products
ProX offers a complete line clutch pressure plates for the Dirtbike and ATV segment. The pressure plates are manufactured by the leading OEM factory...
ProX 95-97 KX125 Piston Kit (53.97mm)
$118.37
$106.53
PRX01.4216.C
Engine Components
GMC | Chevy
New Products
Piston Sets - Powersports
Powersports - UTV / Dirt Bikes
ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options...
ProX 96-04 XR400R/99-14 TRX400EX/X Steel Intake Valve
$26.92
$24.23
PRX28.1495-2
Best Sellers
Engine Components
GMC | Chevy
Valves
The ProX steel valves are manufactured of premium grade steel to exact OEM specifications and tolerances. the steel valves are made by the leading...
ProX 98-99 WR400F Carburetor Rebuild Kit
$70.96
$63.86
PRX55.10324
Best Sellers
Carburetors
Fuel Delivery
GMC | Chevy
New Products
ProX Racing Parts high quality carburetor rebuild kits are the easy solution to rebuilding your carburetor. If your carburetor is leaking, or the fuel...
ProX 99-22 YZ250 Piston Ring Set (66.40mm)
$40.36
PRX02.2319
Best Sellers
Engine Components
GMC | Chevy
New Products
Piston Rings
ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be...