Andrews delivers precision‑machined complete transmission gear sets in both 4‑speed and 5‑speed configurations, specifically engineered to handle the high‑torque demands of street and race‑oriented Harley‑Davidson motorcycles. Each set incorporates a replacement main shaft, providing a direct, factory‑level solution for riders seeking to restore or upgrade their drivetrain performance without compromising the original design tolerances.
Designed for seamless integration with Harley‑Davidson platforms, these gear sets maintain the exact gear ratios and shift characteristics expected from OEM components while offering the durability required for aggressive riding conditions. The complete assembly simplifies installation, ensuring that riders can confidently return to the road or track with a transmission that meets the rigorous standards of high‑performance motorcycling.