Al-ko replacement drum, casting number 638624, model 2051F (578826) complete with bearing size 72mm x 39mm x 38mm. Ready for M12 wheel bolts. PCD is 4 x 139.7mm (5.5in)
Al-ko Drum 2051F (578826)
This is an Al-ko original replacement drum complete with one piece sealed bearing. Alko’s part number is 578826.
The casting number stamped into the casting is 638624. Please check the PCD of the existing drum as the casting number might be the same but the PCD is different. The PCD of this drum is 139.7mm (5.5in) with 4 x M12 wheel bolts.
This brake drum suits 200mm x 50mm brake shoes and come with bearings already fitted. The bearings dimensions are 72mm x 39mm x 38mm (Existing bearings might have 581169 stamped on them)
Hub nuts, hub caps and wheel bolts are not included but can easily be added by using the options above.
Wheel bolts (M12 conical)
Al-ko Hub Nut 1637 & 2051
55mm diameter Dust Cap for Al-ko hub with sealed bearing