How to replace the front and rear Crankshaft Seals on BMW 2500?

To renew the front seal, first, fix and loosen the crankshaft pulley and the damper assembly as described while doing the lower timing case cover. very gently ease the seal out of its slot in the housing so as not to nick the casing and then fully engage the new seal endwise so that the lips lie across any scoring on the damper hub. In the case of the rear oil seal renewal, siphon the engine oil and also remove the flywheel. Unfasten the sump fixing bolts but do not withdraw them; this would allow chiselling away the sump gasket off the crankcase rear end cover. Take out the fixing bolts and remove the cover you will notice that if in any case the sump gasket has been damaged the sump has to be removed and gasket is changed. Remove the old oil seal from the end cover and get rid of it, and then fit the new oil seal into the end cover until it cannot be forced out. At last, reattach all the parts, which have been removed before, in the reverse way and use Atmosit or some other sealant to fix it to the part where end cover and sump are connected.

Genuine BMW 2500 Crankshaft Seal

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4 Crankshaft Seals found

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BMW 2500 Shaft Seal
Part Number: 11142249533
$91.31 MSRP: $97.36
You Save: $6.05 (7%)
ADD TO CART
Product Specifications
- Other Name: Front Crank Seal, Oil Seal, Rear Main Seal
- Replaces: 11-14-1-706-785, 11-14-2-245-364, 11-14-1-706-999, 11-14-2-193-237, 11-14-2-247-164
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1969-1970 BMW 2500
View related parts
BMW 2500 Shaft Seal
Part Number: 11141715099
$62.84 MSRP: $67.00
You Save: $4.16 (7%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Front Crank Seal, Timing Cover Oil Seal
- Replaces: 11-14-1-255-010, 11-14-1-715-100
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1969-1970 BMW 2500
View related parts
BMW 2500 Shaft Seal
Part Number: 11141715100
$62.84 MSRP: $67.00
You Save: $4.16 (7%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 11141715099
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1969-1970 BMW 2500
View related parts
BMW 2500 Shaft Seal
Part Number: 11142245364
$91.31 MSRP: $97.36
You Save: $6.05 (7%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 11142249533
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1969-1970 BMW 2500

BMW 2500 Crankshaft Seal

The main work of the BMW 2500 Crankshaft Seal is to lock in the vital engine oil within the engine crankcase. Thus, the rotating shaft is able to rotate smoothly without starving out or messing. This small ring of metal and rubber is located at the front of the engine and grips the crankshaft end to stem any leaks. By holding lubrication where it belongs, the Crankshaft Seal also reduces friction and wear on bearings and journals, which extends overall engine life. If the seal is aging in conjunction with a high mileage 2500, oil drips on the driveway, a slippery crank pulley, or a gradually dropping dipstick reading indicates that the Crankshaft Seal could be failing. Drivers should not overlook these signals as lost oil can cause overheating and expensive internal damage. Throughout the production run, BMW preferred a single basic style to provide multiple variants, so every 2500 is based on the same metal and rubber Crankshaft Seal concept and not with different generations, materials, or shapes. That consistency means that replacement parts are the same across model years, making it easier to maintain the engine while still maintaining the original engineering intent of full crankcase containment. When the Crankshaft Seal is not compromised, the third and final BMW engine defense against oil loss remains strong, and quiet operation with dependable power is assured.

If you are looking for OEM BMW 2500 Crankshaft Seal, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW 2500 Crankshaft Seal that come backed by the manufacturer's warranty.

BMW 2500 Crankshaft Seal Parts Questions & Experts Answers

Shaft Seal
11141715099
Q:
How to replace the front and rear Crankshaft Seals on BMW 2500?
Posted by Rad A.
A:
To renew the front seal, first, fix and loosen the crankshaft pulley and the damper assembly as described while doing the lower timing case cover. very gently ease the seal out of its slot in the housing so as not to nick the casing and then fully engage the new seal endwise so that the lips lie across any scoring on the damper hub. In the case of the rear oil seal renewal, siphon the engine oil and also remove the Flywheel. Unfasten the sump fixing bolts but do not withdraw them; this would allow chiselling away the sump gasket off the crankcase rear end cover. Take out the fixing bolts and remove the cover you will notice that if in any case the sump gasket has been damaged the sump has to be removed and gasket is changed. Remove the old oil seal from the end cover and get rid of it, and then fit the new oil seal into the end cover until it cannot be forced out. At last, reattach all the parts, which have been removed before, in the reverse way and use Atmosit or some other sealant to fix it to the part where end cover and sump are connected.
Answered by BMW Parts Specialist Chaz / Mar 10, 2022