ProX Piston Ring Set CR125 05-07 (54.00mm) ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be sure you will get the...

ProX Piston Ring Set YZ125 94-01 (54.00mm) ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be sure you will get the...

ProX Piston Ring Set CR125 81-91 (54.00mm) ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be sure you will get the...

ProX Air Filter KTM125/250SX 07-09 + KTM125/250EXC 08-09 ProX Air Filters are high quality filters manufactured from the finest materials only. Premium dual stage bonded foam is used to filter out...

ProX Piston Kit RM125 89 (54.00mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all...

ProX Piston Ring Set XR650R 00-07 (101.00mm) ProX piston rings are made by OEM factories to exact specifications. ProX uses well known brands like Rikken Japan, TP and NPR to be sure you will get...