ProX Piston Ring Set LT80 All years + KFX80 03-06 (50.50mm) 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...

ProX Piston Ring Set LT80 All Years + KFX80 03-06 (51.50mm) 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...

ProX Piston Ring Set KX250F 04-05 RM-Z250 04-06 (77.00mm) 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...

ProX Piston Ring Set KTM250 90-99 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 quality...

ProX Ring Set Husqvarna TC250 06-07 + TE250 06-09 (76.00mm) 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...

ProX Piston Kit RGV250 89-95 + Aprilia RS250 95-01 (A) 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...