Speedline Parts | 120mm Disc Brake Rotor
$ 29.95 - $ 34.95
Built specifically for BMX racing braking. The Speedline 120mm stainless steel rotor is sized for our 20" to 24" wheels and uses the standard 6-bolt mount — the six bolts are included. You'll need a disc-specific rear hub to run it.
- 120mm stainless steel, BMX-specific
- Optimized for 20"–24" wheels
- Standard 6-bolt mount, bolts included
- 86.4 grams — requires a disc-specific rear hub
Ships from our Apple Valley, CA shop.
Race calendar
Never miss a USABMX national
Add the 2026 USABMX national race schedule to your calendar with one click. Built by Supercross BMX so racers, parents, and fans can keep every national weekend in one place.
Dates are based on the official USABMX national schedule and may be updated if changes are announced. This calendar is a fan/racer convenience tool from Supercross BMX and is not an official USABMX calendar.