Sun Bicycles Disc Brake Conversion Kit, 7-Speed

Your Sun Traditional Trike can be made even more useful with the addition of twist-shift 7-speed gearing and a powerful rear disc brake! This complete kit includes all necessary components for converting your 2016 or later Sun Traditional Trike to a 7-speed derailleur system with a mechanical disc brake, giving you an easy and efficient ride up and over any type of hill and smooth, safe stopping on the other side. The parking brake feature on both front and rear brake levers allows you to lock either or both brakes simultaneously to load or unload with ease. Simple and common parts mean easy maintenance for years of use. Kit includes all components including items such as cable ties and other small parts for an original-equipment look.

- Sun Race M30 7-speed twist shifter
- Sun Race M40 7-speed direct-mount derailleur
- Sun Race M3 7-speed freewheel (13-15-17-19-21-24-28T) with 15mm trike axle adapter
- 36T x 1/2" x 3/32" chainring
- K.M.C. Z51 1/2" x 3/32" chain
- Promax DSK-300 mechanical disc brake and mounting hardware
- Promax 160mm stainless steel rotor with 15mm trike axle adapter
- Promax BL-46K 4-finger brake lever with parking lock
- High-density black foam grips, 92mm left side / 130mm right side
- Kit includes all parts needed for complete installation
- Kit only compatible with 2016 or newer Sun trikes with rear derailleur and disc brake mount on rear unit