Up for sale is ALL BALLS 1993 Sportsman 350 4x4 Polaris BRAKE CALIPER PISTON KIT 18-9020. The vendor part number is 18-9020. Please read title to know what is for sale. Catalog description..

• Precision 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