COMES WITH 6 MONTH WARRANTY!!

Fits the older twister hammer head go-Karts with external reverse gear boxes

Includes:

• Gear Box with #50 or #530 sprocket
• Bracket
• 2 Spacers
• Cable Support
• Hardware
• Spring
• Engine Mounting Bolt

If we are out of stock on the silver gear box we may send you the 100% compatible 150cc black reverse gear box.

WARRANTY:  Warranty applies to premature failure due manufactures defects.  Does not apply to normal wear and tear nor misuse.  Be sure to come to a compete stop before shifting from forward to reverse and vise versa.