4-Pack Brake Caliper Piston O-Ring Seal Kit – Bike & Moto

4-Pack Disc Brake Caliper Piston O-Ring Seal Kit

Keep your bike or motorcycle's braking system performing at its best with this 4-piece silicone disc brake caliper piston seal kit. Compatible with most bikes and motorcycles, this kit includes two thick piston sealing rings and two thin dust rings — everything you need for a reliable caliper rebuild or maintenance job.

Why Choose This Brake Caliper Seal Kit?

• Premium Silicone Material: Engineered from high-quality silicone for outstanding heat resistance, corrosion resistance, and wear durability — ideal for demanding braking conditions.
• Strong Elasticity: Each ring maintains a tight, secure seal under pressure, helping prevent fluid leaks and maintaining consistent braking performance.
• Oil & Heat Resistant: Designed to withstand brake fluid exposure and high operating temperatures without degrading.
• Complete Kit: Includes 2 thick giant piston sealing rings + 2 thin dust rings for a full caliper seal replacement.
• Wide Compatibility: Fits most disc brake calipers across a broad range of bikes and motorcycles.
• 100% Brand New: High-quality construction straight out of the box, ready for installation.

Specifications

• Material: Silicone
• Color: Black
• Contents: 2 x thick piston sealing rings + 2 x thin dust rings (4 pcs total)
• Size: As shown in product images (1 inch = 2.54 cm)

Made in Mainland China.

Package Includes

• 4 x Disc Brake Caliper Piston Sealing Rings (2 thick + 2 thin)

Note: Please allow for slight dimensional differences due to manual measurement. Actual color may vary slightly depending on monitor settings.

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Frequently Asked Questions

Q: What bikes and motorcycles are these brake caliper piston O-rings compatible with?

A: This disc brake caliper piston seal kit is designed to fit most standard disc brake calipers across a wide range of bikes and motorcycles. We recommend verifying your caliper's piston diameter and seal groove dimensions against the product images before purchasing to ensure the best fit.

Q: What material are the O-rings made from, and why does it matter?

A: The sealing rings are made from high-quality silicone, which offers excellent heat resistance, oil resistance, and corrosion resistance. Silicone is an ideal material for brake caliper seals because it maintains its elasticity and integrity even under the high temperatures and pressures generated during braking.

Q: How many pieces are included in the kit, and what are they?

A: The kit includes 4 pieces in total: 2 thick piston sealing (giant) rings and 2 thin dust rings. Together, they provide a complete seal replacement for one brake caliper piston assembly.