Maindrive Gear Spacers

4 products

Our range of Maindrive Gear Spacers for Harley-Davidson ensures precise alignment and smooth power transfer through your transmission. These spacers fit XR1200 Sportster models from 2008–2012, classic 4-speed Big Twins from 1980–1986, and rear chain and belt drive configurations. As an authorised Harley-Davidson dealer, Iron City Motorcycles in Leeds stocks quality transmission components from MCS and Eastern. Proper maindrive gear spacing is critical for transmission longevity and shift quality. Whether you are rebuilding a 4-speed or maintaining your Sportster, these spacers help keep your Harley-Davidson transmission operating at its best. Browse the full range below.