Reverse Gear Box for GY6 150cc Go-Karts with External Reverse

Gearbox details:

• 16 tooth sprocket
• Sprocket OD: 87.4mm [3.43"]
• Gear shaft ID: 20mm [.787"]
• Opposite side ID: 16.8mm [.662"]
• OD of gearbox: 130mm [5.14"]
• (2) studs 91mm [3.58"] apart center-to-center
• (2) threaded holes in side of case

This 150cc external reverse gearbox assembly is the reverse assembly unit used on all Hammerhead go-karts with ONLY Forward and Reverse. Will not work on 150cc vehicles that have a Forward, Neutral, and Reverse gearing setup.

Works with the following Hammerhead models:

• GT150
• SS150
• Standard Hammerhead
• Junior Hammerhead
• UM150
• LM150. 
• Carter Talon series with external reverse
• 6.000.157 

If your buggy has separate F / N / R (Forward, Neutral, and Reverse) gears, the vehicle has an internal reverse, and this reverse assy will not work with those vehicles.

This reverse gearbox assembly was used in a variety of Hammerhead vehicles, including 1st generation GTS models, all GT150 models, SS150, Standard 150, JR 150, and various other non-Hammerhead brands such as Carter Bros, Kinroad, SUNL, Massimo, Roketa, and more.

Hammerhead Part #6.000.019 is not available anymore from Hammerhead, but this product will replace 6.000.019 when used with the included bracket kit to retrofit.

Hammerhead Part #s 8.010.124,  8.010.125, 9.030.007 are all included with this assembly and are NOT sold separately from Hammerhead or other vendors.

This product is the same as the following vehicle specific part #s (can also apply to vehicles not listed here):

Hammerhead part # 6.000.157
Old TJ Power Sports part # 6.000.019

See pictures for closer details on the description.