

7075 Aluminum Torsion Arm, 12 in., 7/8 in. 48-Spline for Micro Sprint Race Cars, Right Front
JOES Racing Products 25920-V2 is a 12 in. V2 front torsion arm for the right-front corner of a Micro Sprint using a 7/8 in., 48-spline torsion bar. Machined from 7075 aluminum, it helps keep the front suspension responsive while resisting flex under racing loads, giving dirt track teams a precise, serviceable arm for tuning bite and balance.
JOES Racing Products 25920-V2 Features:
- 12 in. arm length is built for the right-front position on Micro Sprint race cars.
- Fits 7/8 in., 48-spline torsion bars for positive engagement and repeatable suspension adjustment.
- 7075 aluminum construction reduces weight compared with older V1 and 2024 aluminum designs while improving resistance to flex under load.
- Threaded body design allows one-wrench installation and removal, saving time during setup changes at the track.
- Spline relief helps protect the teeth from rolling over under load for cleaner engagement over repeated service.
- Lightweight 0.61 lb design helps limit unsprung weight for quicker front-end response.
- Designed, developed, machined, and packaged in the USA by JOES Racing Products.
Use on the passenger-side front torsion arm location with a compatible 7/8 in., 48-spline Micro Sprint torsion bar. Verify arm length, spline count, and side before ordering.