Crankshaft, connecting rod assembly AIRSAL Xtrem 40mm stroke for mécaboite driving DERBI euro 3 & 4

Here is the AIRSAL Xtrem crankshaft, this model has a normal / original stroke in 40mm, it will be ideal to accompany your AIRSAL 70, 80 or 50cc kits, but also to accompany your other kits from other brands.



It is in full masses in order to offer more pre compression, the finish is very good, the connecting rod is reinforced, the materials of quality .... Clearly, an excellent asset without spending a fortune on your motor bike DERBI euro 3 and 4. Delivered with its needle cage.