Originally Posted by Guerillah
Tried installing a 43T rear tonight... no luck. Those hex bolts on the sprocket are pieces of shit, the depth is so tiny its easy for the bit to mangle the threads. Got 4 out of 6 out, the other 2 heads are too tore up to get any good torque, great. Dealerships carry these bolts in stock by chance?
Use an impact driver, the kind you hit with a hammer and it won't be an issue.