T-Nyckeln som används av de flesta proffsmekanikerna är gjort i ett speciellt Vanadium Silicon Chrome stål som står emot det mesta

Belt pulley 150 mm for the belt drive — the smaller of the two pulley sizes

between the flange and cylinder

FIA approved 7/16 thread

Sekundär växel DD2 Rotax FreightClass-A T-Nyckeln som används av deIt is easy to change gear on a Rotax DD2. Just remove the transmission cover carefully not destroying the gasket. The gears are located under the cover, you can just lift the gears up and replacing them with new gear. The total numer of teeth on a Rotax DD2 should be 97 teeth to fit together. Gear ratio 1: st gear Rotax DD2 Primary Secondary Ratio Traditional Gear Top speed at 12500 rpm 32 65 8,65 10 87 75 km h 33 64 8,26 11 91 79 km h 34 63 7,89 11