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1985-1988 Polaris Trail Boss 250R/ES
1990-1991 KTM 300 TXC
K&N Round Taper
Wiseco's state-of-the-art computerized manufacturing facility is dedicated to supplying both the high-perfomance racer and recreational enthusiast with the finest forged piston available in today's market place
All Balls 18-9011 Rear Brake Caliper Piston Kit electrical-lights-accessories-light-bars 1985-1988 Polaris Trail Boss 250R/ESPrecision machined from high grade 304 Stainless Steel. Stainless steel reduces thermal conductivity by up to 93% compared to aluminum. Plastic composite pistons are prone to damage and become brittle with age. OEM chrome plated steel and aluminum pistons are prone to corrosion. Eliminates failure prone ceramic inserts found on some KTM models. Each kit contains piston or pistons to rebuild one caliper. Vehicle Fitment: 1987 2001 Honda CR125R 1987
