484 Brake Caliper 7075 Aluminum 4-Piston 100MM 108MM Motorcycle
484 Four-Piston Brake Caliper – 7075 Aluminum Alloy | Motorcycle & Electric Motorcycle
Upgrade your motorcycle or electric motorcycle's stopping power with this precision-machined 484 Brake Caliper. Crafted from genuine 7075 aerospace-grade aluminum alloy and finished with a hard anodized surface, this caliper delivers exceptional strength, corrosion resistance, and a beautifully refined look with CNC machined knife-mark detailing. Whether you're on the track or the street, this caliper is engineered for confident, responsive braking performance.
Why Choose This 484 Brake Caliper?
- Premium 7075 Aluminum Alloy Construction: Ultra-high strength and hardness — significantly stronger than common 6061 aluminum — for durability under demanding riding conditions.
- Hard Anodized Surface Finish: Corrosion-resistant hard oxidation coating protects the caliper body and gives it a sleek, durable appearance with fine CNC knife-mark detailing.
- 4 × 32MM Aluminum Alloy Pistons: Four matched 32mm pistons deliver even, consistent clamping force across the brake disc for strong, stable deceleration.
- High-Temperature Rectangular Rings & Dust Seals: Heat-resistant seals maintain hydraulic integrity and keep contaminants out, even under high-heat riding conditions.
- Dual Mounting Spacing Options: Choose between 100MM or 108MM installation lock point spacing to fit a wide range of motorcycle fork configurations.
- Left or Right Caliper Available: Select the side that matches your brake setup — no need for extra adapters or modifications.
Full Specifications
| Model | KJ8 (484 Brake Caliper) |
| Material | 7075 Aluminum Alloy (body & pistons) |
| Piston Configuration | 4 × 32MM Aluminum Alloy Pistons |
| Mounting Spacing | 100MM or 108MM (selectable) |
| Caliper Side | Left or Right (selectable) |
| Surface Treatment | Hard Anodized (Hard Oxidation) |
| Seal Type | High-Temperature Rectangular Rings + Dust Seals |
| Compatible With | Motorcycles & Electric Motorcycles |
| Country of Origin | Made in China |
What's Included
- 1 × 484 Brake Caliper (left or right, as selected)
- Mounting accessories
- Retail box packaging
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For general motorcycle safety and maintenance guidelines, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer product safety resources.
Learn more: Parking brake
Frequently Asked Questions
Q: What motorcycles is the 484 brake caliper compatible with?
A: This 484 brake caliper is designed for a wide range of motorcycles and electric motorcycles that accept a 4-piston radial or axial mount caliper with either a 100MM or 108MM mounting bolt spacing. Always verify your fork or bracket mounting dimensions before ordering. Left and right caliper options are available to match your specific setup.
Q: What is the difference between 7075 aluminum alloy and standard aluminum?
A: 7075 aluminum alloy is an aerospace-grade material with significantly higher tensile strength and hardness compared to common 6061 aluminum. It provides superior rigidity and durability under high-stress braking conditions, making it an excellent choice for performance motorcycle brake components.
Q: What does "hard anodized" mean for the caliper surface?
A: Hard anodizing (hard oxidation) is an electrochemical surface treatment that creates a thick, extremely hard oxide layer on the aluminum surface. This enhances corrosion resistance, wear resistance, and overall durability — helping the caliper maintain its appearance and function even in harsh riding environments.
Q: How do I select the correct mounting spacing and caliper side?
A: Measure the center-to-center distance between your caliper mounting bolts on your fork leg or bracket. If the distance is 100MM, choose the 100MM option; if it is 108MM, choose the 108MM option. Also determine whether your brake disc sits on the left or right side of the wheel when facing the front of the motorcycle, and select accordingly.