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Al-ko Drum 2051F (578826)

From: £176.45

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)

To find out how to calculate the PCD Click here.
Casting with bearing only (no wheel bolts).

Available Options:

Product Quantity

Wheel bolts (M12 conical)

£6.47 each

Al-ko Hub Nut 1637 & 2051

£4.24 each

55mm diameter Dust Cap for Al-ko hub with sealed bearing

£5.02 each
Our Ref: DR11F Categories: , ,


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.



Additional information

Drum Size


MPN 578826

Wheel bolts (M12 conical)


Al-ko Hub Nut 1637 & 2051

Brake Size



55mm diameter Dust Cap for Al-ko hub with sealed bearing



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Further Assistance

Have a question about our Al-ko Drum 2051F (578826)? Our sales team are here to help Monday to Friday 9am to 5.30pm. Why not call us on 01392 216336.

Should you prefer to email us, please use our product enquiry form.

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