SKU:17-4500
The Motorshop 45 Inch 4-Speed Transmission arrives fully assembled with all gears, shafts, and covers installed for a quick, straightforward installation. It accepts the original primary drive with clutch and the chain sprocket with cover, and is part number 17-4500.
Gear ratios are optimized for performance: 1st 2.67:1, 2nd 2.03:1, 3rd 1.42:1, 4th 1:1. The shift pattern uses a 4-speed gate and rod with clevis, with the shift lever positioned all the way to the rear for first gear engagement, ensuring precise, reliable shifting during operation.
The kit is compatible with early and late tank shift gates, with optional shifter gate parts available separately for models from 1936 to 1964.
Fitment includes Harley Davidson G models across years 1947–1973 and WL models 1947–1952:
Built in Taiwan, this transmission assembly delivers a smoother gear change and improved power delivery while maintaining compatibility with existing setups—an excellent upgrade for enthusiasts and restorers seeking performance gains without structural changes to their Harley G machines.
This 4-speed transmission comes completely assembled with all gears shaft and covers installed for a quick straight- forward installation. It accepts original primary drive with clutch and the chain sprocket with cover.Upgrade your Harley Davidson G series with the Motorshop 45 Inch 4-Speed Transmission Assembly, part number 17-4500, designed for optimal performance and smoother riding experience. This comprehensive kit includes a parkerized sprocket cover with arm, a black solo kick start arm, a black pedal assembly, a clutch hub without rollers, and a 17-tooth countershaft sprocket, providing all necessary components for seamless installation. The 4-speed transmission allows for better power band utilization compared to the original 3-speed units, thanks to a carefully engineered gear ratio progression that reduces RPM drops and enhances acceleration. The shift pattern employs a 4-speed gate and rod with clevis, with the shift lever positioned all the way to the rear for first gear engagement, ensuring precise and reliable shifting during operation. The kit is compatible with early and late tank shift gates, with optional shifter gate parts available separately for models from 1936 to 1964, making it versatile for various Harley Davidson G models. This transmission assembly is built in Taiwan, ensuring quality craftsmanship and durability, suitable for those seeking improved performance without sacrificing compatibility with existing setups. Properly installed, this transmission kit will provide a significant upgrade over stock configurations, offering smoother gear changes and improved power delivery, making it an excellent choice for enthusiasts and restorers alike.
Features:
Couldn't load pickup availability
