Gehard, versterkte stalen tandwielen passend in alle FG differentieelen. Buitendiameter van 28,7 mm, asgat is 5,0 mm, hoogte 7,5 mm, 16 tanden, en buitendiameter van 26 mm, tand diameter is 8,0 mm, 16 tanden. Buitendiameter van 28,7 mm, tand diameter is 8,0 mm, 16 tanden.
Hardened, reinforced steel gears fit all FG diferentials. Outside diameter is 28,7 mm, axle hole is 5,0 mm, 7,5 mm high, 16 teeth, and outside diameter is 28,7 mm, tooth hole is 8,0 mm, 16 teeth, outside diameter is 28,7 mm, axle hole is 5,0 mm, 7,5 mm high, 16 teeth.