The Schelle Associated B5 Aluminum Topshaft is the perfect upgrade for a B5 and B5M kit.
Lightweight and precision machined, the topshaft will increase acceleration and make your gearbox whisper quiet. Schelle team drivers have been running pre-production parts at events like the OCRC Stock Nationals, NorCal Kings, and many club races with heaps of praise on the performance, fit, and finish of the Schelle B5 Topshaft.
- 1. Lowers rotating weight to 4.8g from the kit 13.9g (9.1 g weight savings).
- 2. Precision CNC machined, center drilled, and made from hard anodized 7075 Aluminum.
- 3. 1 Piece Design eliminated topshaft spacer tube.
- 4. Schelle mini decal included.
- 5. Fits B5, B5M Team Kit only. Also fits 1st Gen MIP 3-Gear Box. **B5M Factory Lite, T5M and SC5M see below** **Team Associated is switching all cars to the V2 gearbox and topshaft that uses 5x10mm bearings.** Schelle has a new V2 Offset Motor Topshaft in the pipeline for B5M and T5M V2 gearbox (fits both 3 and 4 gear version).