ProX Piston Kit TRX250R 87-89 2-Stroke (67.00mm) 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...

ProX Piston Ring Set TRX250R 87-89 2 stroke (68.00mm) 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...

ProX Piston Kit TRX250R 87-89 2-Stroke (67.50mm) 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...

ProX Piston Kit TRX250R 87-89 2-Stroke (66.50mm) 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...

ProX Piston Kit TRX250R 87-89 2-Stroke 66.00 mm (66.00mm) ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used...

ProX Piston Pin (18 x 49.90mm) TRX250R 87-89 ProX Racing Parts offer a wide range of piston pins in many sizes and specifications. We offer straight wall and tapered wall pistons pins. Our chromed...