Baja Shifter 90 Model SF90 (double-seat): Owner’s Manual Version:1.0 April 200565REPAIRSA. Front Wheels Replacement1) Remove the 3 lock bolts and lock nuts on the front wheel;2) Remove the front wheel;3) Assemble the new front wheel4) Fasten the 3 lock bolts and lock nuts.B. Rear Wheel Replacement1) Remove the 4 lock bolts and lock nuts on the rear wheel;2) Remove the rear wheel;3) Assemble the new rear wheel4) Fasten the 4 lock bolts and lock nuts.Front WheelLock BoltRear WheelLock Bolt