This genuine Alpina 4252000 oil tank assembly includes the cap, designed as a direct replacement part for a wide range of Alpina chainsaw models. It is essential for maintaining the chainsaw's lubrication system, ensuring reliable operation and longevity. Confirmed for models such as Alpina A 3700, A 4000, P 360, P 390, P 400, P 400 S, P 410, P 410 S, P 450, P 450 S, P 460, P 460 S, P 500, P 500 S, P 510, P 510 S, P 520 S, P 600, P 600 S, P 650, P 650 S, P 660, P 660 S, P 700, P 700 S, P 750, P 750 S, P 760, P 760 S.