Engine Crankshaft
Engine Crankshaft
The BMW N20B20 2.0L turbo engine crankshaft is a critical rotating component used in selected BMW vehicles equipped with the N20B20 four-cylinder gasoline engine.
The N20B20 has a displacement of approximately 1,997 cc and features an inline-four-cylinder configuration, twin-scroll turbocharging, direct fuel injection, DOHC valve train,
Valvetronic variable valve lift and Dual VANOS variable camshaft timing.
This crankshaft is designed for engine repair, replacement, rebuilding and professional engine remanufacturing applications.
Our products are exported to various parts of the country, and the customers we have worked with have received unanimous praise. The company has invested over 20 million yuan in high-end remanufacturing equipment imported from abroad and a first-class production team in the country. Our warehouse has a total area of over 8000 square meters, with scientific management and sufficient supply of goods.
Engine Family: BMW N20
Engine Code: N20B20
Displacement: 1,997 cc / 2.0L
Configuration: Inline 4-cylinder
Cylinders: 4
Valves: 16
Bore: 84.0 mm
Stroke: 90.1 mm
Aspiration: Twin-scroll turbocharged
Fuel System: Direct injection
Valve Train: DOHC
Variable Valve Lift: Valvetronic
Variable Camshaft Timing: Dual VANOS
Fuel Type: Gasoline / Petrol
Typical Power Output: Approximately 154–245 hp depending on engine version
Typical Torque Output: Approximately 240–350 Nm depending on engine version
Power and torque specifications vary according to engine version, vehicle model, market and ECU calibration.
The crankshaft converts the reciprocating movement of the pistons and connecting rods into rotational movement.
During engine operation, the crankshaft works together with the main bearings, connecting rod bearings, pistons, connecting rods and flywheel.
A properly manufactured crankshaft is essential for maintaining correct engine geometry, bearing alignment, rotational stability and reliable power transmission.
Engine Application: BMW N20B20 / selected N26B20 applications
Crankshaft Stroke: 90.1 mm
Main Journal Diameter: 50.00 mm
Connecting Rod Journal Diameter: 50.00 mm
Front Seal Diameter: 48.00 mm
Rear Seal Diameter: 90.00 mm
Flywheel Bolt Holes: 6
Specifications should be checked against the actual crankshaft and applicable engine version before installation.
The crankshaft should use high-strength automotive-grade crankshaft steel suitable for the applicable BMW engine specification.
For replacement or remanufactured products, material and manufacturing specifications may vary according to the product configuration.
Please contact us if you require detailed material specifications, hardness information or inspection documentation.
One commonly listed OE reference number for N20B20/N26B20 crankshaft applications is:
11212212763
OE numbers can vary depending on engine version, production date, market specification and vehicle application.
Please provide your VIN, engine number or original crankshaft number before ordering so that compatibility can be verified.
The BMW N20B20 engine was used across a wide range of BMW models.
125i F20 / F21
Selected N20 120i applications
220i F22 / F23
228i F22 / F23
320i F30 / F31
328i F30 / F31
320i GT F34
328i GT F34
420i F32 / F33 / F36
428i F32 / F33 / F36
520i F10 / F11
520Li F10 / F18
525Li F10 / F18
528i F10 / F11
X1 sDrive20i E84
X1 xDrive20i E84
X1 xDrive28i E84
X3 xDrive20i F25
X3 xDrive28i F25
X4 xDrive20i F26
X4 xDrive28i F26
X5 xDrive28i F15
X5 xDrive40e F15, selected hybrid applications
Z4 sDrive18i E89
Z4 sDrive20i E89
Z4 sDrive28i E89
Vehicle fitment varies by engine code, production date, market and OE specification.
Common N20B20 variants and calibrations include different power levels.
Examples include:
N20B20U0
N20B20M0
N20B20O0
N20B20U1
Engine suffixes and specifications can vary by market and production period.
Always confirm the complete engine code before ordering replacement internal engine components.
This crankshaft is suitable for:
Engine rebuilding
Engine repair
Crankshaft replacement
Remanufactured engine production
Long block rebuilding
Automotive machine shop applications
BMW engine restoration
Automotive parts distribution
We provide engine component solutions for professional automotive customers.
Our crankshaft products can be supplied for:
Engine rebuilding companies
Automotive parts wholesalers
Engine remanufacturers
Automotive parts distributors
Repair workshops
Machine shops
International automotive parts importers
For bulk orders, please contact us with the required quantity, destination country and engine/vehicle information.
Before purchasing, please provide one or more of the following:
VIN
Complete engine number
Engine code
Original crankshaft OE number
Vehicle model
Vehicle production year
Photos of the original crankshaft
This information allows us to verify the correct application and reduce the risk of ordering an incompatible crankshaft.
Before purchasing, please provide one or more of the following:
VIN
Complete engine number
Engine code
Original crankshaft OE number
Vehicle model
Vehicle production year
Photos of the original crankshaft
This information allows us to verify the correct application and reduce the risk of ordering an incompatible crankshaft.
It is designed for selected BMW N20B20 applications. Compatibility should be confirmed according to the exact engine code, OE number and vehicle specification.
The BMW N20B20 has a displacement of approximately 1,997 cc, or 2.0 liters.
The N20B20 crankshaft stroke is approximately 90.1 mm.
The listed main journal diameter for the N20B20/N26B20 crankshaft application is 50.00 mm.
One commonly listed OE reference is 11212212763. OE numbers may vary depending on the exact vehicle and engine application.
Yes. It can be supplied for engine repair, rebuilding, replacement and professional remanufacturing applications, subject to the exact product specification.
Yes. We support B2B orders from distributors, wholesalers, engine rebuilders, machine shops and automotive parts importers.
Please send your VIN, engine number, engine code or original crankshaft OE number. We recommend confirming compatibility before ordering.
Looking for a BMW N20B20 2.0L turbo engine crankshaft?
Send us your VIN, engine code or original OE number.
Our team can help verify compatibility and provide product availability, specifications and B2B quotation information.
| Place of Origin | Guangdong, China |
| Condition | New |
| Purpose | for replace/repair |
| Type | Gas / Petrol Engine |
| Power | OEM Standards |
| Quantity (pieces) | 1 - 10 | 11 - 50 | > 50 |
| Lead time (days) | 7 | 15 | To be negotiated |
1. Our remanufactured products use accessories provided by well-known brand suppliers such as VICTORREINZ, SCHAEFFLER, KS KOLBENSCHMIDT GmbH, etc.
2. Our product quality is close to the original factory quality, but the price is only 50-60% of the original engine. We can also provide you with a one-year or 100000 kilometer warranty service for the entire machine, and professional after-sales personnel will follow up with you.
3. We have over 15 years of experience in the production and research of automotive engines, and our technical level and personnel training are very scientific and mature. Customers who have worked with us have expressed their agreement with our products and after-sales service.
4. 2018 It has achieved an annual production capacity of 2200 units and has become a major supplier of high-end engine remanufacturing and parts in China's automotive aftermarket.
5. In April 2021, T/CAAMTB passed the certification company of China Automobile Research and Huacheng. 19-2019 Certification of the management system requirements of gas vehicle parts remanufacturing enterprisesIn October 2021, he became a member of the National Green Manufacturing Technology Standardization Committee and participated in the drafting of the Technical Specification for Assembly of Remanufacturing Mechanical and Electrical Products.
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