6837102 Engine rebuild kit nr 2 Zundapp KS125 AC 17 HP
For the types521-01 L5 motor type 285-10 LA from nr 4635155521-05 L0 motor type 285-21 L0 from nr 4642794
This eniginetype has the bigger M20 crankshaft ballbearing and also the extra 6303C3 clutch ballbearing
De kit contains:Ballbearingset, 7 pcs, including 2x M20 (20x52x15)Oilsealset 4 pcsGasketset completeClutchplateset New Fren500 ml Original Zundapp gear oil