Replace your CB750F Supersport or CB900C caliper piston with this Brake Caliper Piston, 38.12mm diameter x 35.15mm length, replacing OEM #45107-410-006.
Key Features
• Brake caliper piston
• 38.12mm diameter x 35.15mm length
• Replaces OEM #45107-410-006
• Honda part name: Piston (Nisshin)
Fitment / Compatibility
• Front calipers: Honda CB750F (1977‑78) Supersport, 2 per bike
• Rear calipers: Honda CB750F (1977‑78) Supersport, 1 required
• Front calipers: Honda CB750F (1979‑80) Supersport, 2 per bike
• Front calipers: Honda CB900C (1980) Custom, 2 per bike
Part Number: 29-0513
Check the listed model and year, then read any fitment notes in the description.
| Make | Model | Year |
|---|---|---|
| Honda | CB750F | 1977 |
| Honda | CB750F | 1978 |
| Honda | CB750F Supersport | 1979 |
| Honda | CB750F | 1980 |
| Honda | CB900C Custom | 1980 |
No listed models match your search.
Free ground shipping over $50
To the USA & Canada. In-stock orders usually ship from our own warehouse the same or next business day.
| Destination | Delivery time |
|---|---|
| USA | 4–7 business days |
| Canada | 2–6 business days |
Ground shipping includes tracking, emailed when your order ships. Need it sooner? Express options are available at checkout.
60-day returns on eligible parts
No restocking fees. Eligible parts must be unused, uninstalled, unaltered and complete. The 60-day window starts when your order is delivered.
Electrical parts are excluded from standard returns. Check return eligibility.
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Outside the USA & Canada: Delivery times vary by destination and shipping method. Buyers are responsible for applicable duties, taxes and import fees. We cannot mark orders as gifts.
Frequently Asked Questions
What are the dimensions of caliper piston 29-0513?
The piston measures 38.12mm in diameter x 35.15mm long and cross-references Honda OEM 45107-410-006.
How many 45107-410-006 caliper pistons are included and required?
One piston is included. Two are required for the front brakes on the listed 1977-1980 CB750F and 1980 CB900C models; one is required for the rear brake on a 1977-1978 CB750F.
What should be inspected when replacing a brake-caliper piston?
Inspect the hydraulic seal, dust boot, bore and seal groove for corrosion or damage. After assembly, bleed the brake completely and verify firm pressure, free wheel rotation and no leakage before riding.