All Balls 18-9040 Rear Brake Caliper Piston Kit Stainless Steel

The All Balls 18-9040 Rear Caliper Piston Kit delivers superior performance and durability for brake system rebuilds. This precision-engineered kit contains all pistons needed to completely rebuild one rear brake caliper, offering a reliable upgrade over OEM components.

Key Features:

• Precision machined from high-grade 304 stainless steel for maximum durability
• Reduces heat transfer by up to 93% compared to aluminum pistons, preventing brake fluid boil
• Eliminates corrosion issues common with OEM chrome-plated steel and aluminum pistons
• Superior longevity compared to plastic composite pistons that become brittle with age
• Removes failure-prone ceramic inserts found on some KTM models
• Complete kit includes all pistons required for one caliper rebuild

This caliper piston kit provides a cost-effective solution for restoring braking performance while upgrading to materials that resist corrosion, heat transfer, and age-related deterioration. Ideal for powersports, motorcycle, and ATV brake system maintenance and performance upgrades.