HAG188K

HAG188K Differential

Shop our entire HAG188K differential parts catalogue.

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About the HAG188K

The HAG188K is BMW's 188 mm rear differential (final drive) in its reinforced 'K' medium-case form — "HAG" being the German term for the rear-axle gearbox — used on rear-wheel-drive 1 Series, 3 Series and Z4 models. Eco Torque stocks the correct GL5 differential oil to service it.

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Fits: BMW 1 Series, 3 Series, Z4

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