How to remove a crankshaft on BMW 325i?

To begin removing the crankshaft, one may take measurements of endplay using a dial indicator or feeler gauges. To obtain access to the lower cylinder block, it is necessary to undo and pull out the main bearing cap bolts as well as the lower cylinder block bolts. By having an assistant, slowly lift the crankshaft out of the engine. In installation, either main bearing caps or lower cylinder block are removed for flipping over of engine block upside down. The original bearing inserts are pulled out and cleaning is done on these surfaces. Properly located new upper and lower main bearing inserts are used with appropriate alignment ensured. Next step involves laying in position the crankshaft after checking of main bearing oil clearance by use of Plastigage. If any need arises for that matter different kinds of inserts would have to be applied. When this is done Plastigage material from under bearings is scrapped off while being careful not to damage them and then lift up crankshaft again before continuing with work whereupon insert faces together are greased so that now finally fits back into cylinder bock after which install lower cylinder block installing all torque correctly specified bolts there. Final verification must involve its hand movement when rotating through rear mains whereby lastly into makes way trying out new seal.

Genuine BMW 325i Crankshaft

Crank Shaft

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5 Crankshafts found

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BMW 325i Crankshaft
Part Number: 11217553279
$2031.72 MSRP: $2506.44
You Save: $474.72 (19%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Crankshaft Without Bearing Shells
- Replaces: 11-21-0-392-993, 11-21-0-392-992
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i Crankshaft
Part Number: 11210392993
$2031.72 MSRP: $2506.44
You Save: $474.72 (19%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Exchange-Crankshaft With Bearing Shells
- Replaced by: 11217553279
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2006 BMW 325i | Sedan(E90)
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BMW 325i CRANKSHAFT WITHOUT BEARING S
Part Number: 11211432275
$1829.57 MSRP: $2164.30
You Save: $334.73 (16%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Replaces: 11-21-1-726-758, 11-21-1-705-848, 11-21-1-726-759, 11-21-1-705-847
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan M56 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon M56 Engine(E46), Wagon(E46)
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Crankshaft
Part Number: 11211705847
$1829.57 MSRP: $2164.30
You Save: $334.73 (16%)
ADD TO CART
Product Specifications
- Other Name: Exchange-Crankshaft With Bearing Shells
- Replaced by: 11211432275
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 2001-2005 BMW 325i | Sedan M54 Engine(E46), Sedan M56 Engine(E46), Sedan(E46), Wagon M54 Engine(E46), Wagon M56 Engine(E46), Wagon(E46)
- 1992-1995 BMW 325i | Convertible(E36), Sedan(E36)
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BMW 325i Engine Crankshaft
Part Number: 11211713223
Product Specifications
- Other Name: Exchange-Crankshaft With Bearing Shells; Crankshaft
- Replaces: 11-21-1-713-225
- Warranty: This genuine part is guaranteed by BMW's factory warranty.
Fits the following Vehicles:
- 1987-1992 BMW 325i | Convertible(E30), Coupe(E30), Sedan(E30)

BMW 325i Crankshaft

The BMW 325i Crankshaft turns the pistons' straight up and down push into spinning power which goes to the transmission, axles, and wheels. In every 325i engine, the Crankshaft is firmly situated within the block. Moreover, the offset crank throws link to the connecting rods so that every firing stroke instantly turns the crank along its axis. The daily driver models typically use a cast-iron Crankshaft as this material handles normal horsepower demands without costing too much to manufacture. Meanwhile, performance-oriented BMW versions rely on a forged steel Crankshaft which resists flexing and fatigue when the output goes up. The two approaches use robust journals that ride on oil-fed bearings, and if lubricant stays clean, they often last as long as the car. Neglecting an engine's service, reduced oil flow, or foreign debris can scar those journal surfaces, open up their clearances, cause metal to metal contact to occur, and create a knocking noise or harsh vibration that tells the driver the Crankshaft may be failing. Replacing the part in a 325i in case of damage requires the engine to be removed and the main bearing cap numbered. It also needs new bearings, precise torque, and a complete rotation check. After all this, the rebuilt BMW motor can return to action. Using a new Crankshaft both restores power and continues turning.

If you are looking for OEM BMW 325i Crankshaft, 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 325i Crankshaft that come backed by the manufacturer's warranty.

BMW 325i Crankshaft Parts Questions & Experts Answers

Crankshaft
11210392993
Q:
How to remove a crankshaft on BMW 325i?
Posted by Bevan W.
A:
To begin removing the crankshaft, one may take measurements of endplay using a dial indicator or feeler gauges. To obtain access to the lower cylinder block, it is necessary to undo and pull out the main bearing cap bolts as well as the lower cylinder block bolts. By having an assistant, slowly lift the crankshaft out of the engine. In installation, either main bearing caps or lower cylinder block are removed for flipping over of engine block upside down. The original bearing inserts are pulled out and cleaning is done on these surfaces. Properly located new upper and lower main bearing inserts are used with appropriate alignment ensured. Next step involves laying in position the crankshaft after checking of main bearing oil clearance by use of Plastigage. If any need arises for that matter different kinds of inserts would have to be applied. When this is done Plastigage material from under bearings is scrapped off while being careful not to damage them and then lift up crankshaft again before continuing with work whereupon insert faces together are greased so that now finally fits back into cylinder bock after which install lower cylinder block installing all torque correctly specified bolts there. Final verification must involve its hand movement when rotating through rear mains whereby lastly into makes way trying out new seal.
Answered by BMW Parts Specialist Noah / Dec 01, 2025