ProX
Engine Components › Piston Sets - Powersports
PRX Piston Kits
Part # prx01.1339.C MFR # 01.1339.C ID 616211
ProX 04-09 CRF250R/04-17 CRF250X Piston Kit 13.5:1 (77.99mm)
✓ In Stock (1 location)
$200.62
MSRP $208.50
Save $7.88 (4% off)
Free ground shipping on eligible orders
⚠️ Prop 65 Warning — Contains chemicals known to the State of California to cause cancer or reproductive harm.
⚠️ Not CARB Approved — Race/off-road use only. Not legal for street use on California-registered vehicles.
⚠️ CARB Acknowledgment Required — Buyer must confirm emissions compliance at checkout.