52181 - Alternator Regulator (BMW OE 851009001) BMW 7 (E38) 740 d

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Confirmed fit for 25 vehicles — check your vehicle or browse cross-reference numbers.
52181 Description
The HOFFER 52181 is a aftermarket Alternator Regulator (BMW OE 851009001) BMW 7 (E38) 740 d for passenger cars. It's available to order online through Sparein, Dubai's auto parts marketplace, with fast dispatch across the UAE and support for international shipping.
Commonly searched under OE and aftermarket numbers including 851009001, this part is confirmed to fit BMW 7, BMW 5, BMW X5, BMW 5 Touring, BMW 6 and other vehicle applications. Review the specifications, cross-reference numbers, and fitment tables on this page before you buy.
52181 Specifications
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Make sure this part fits your vehicle.
| Model | Years | Engine | Power | Fuel | Drive |
|---|---|---|---|---|---|
| 7Saloon 740 d | 1999–2001 | 3.9L M67 D39 (398D1) | 245 hp (180 kW) | Diesel | RWD |
| 7Saloon 735 i, Li | 2001–2005 | 3.6L N62 B36 A | 272 hp (200 kW) | Petrol | RWD |
| 7Saloon 745 i, Li | 2001–2005 | 4.4L N62 B44 A | 333 hp (245 kW) | Petrol | RWD |
| 7Saloon 730 d | 2002–2005 | 3.0L M57 D30 (306D2) | 218 hp (160 kW) | Diesel | RWD |
| 5Saloon 545 i | 2003–2005 | 4.4L N62 B44 A | 333 hp (245 kW) | Petrol | RWD |
| X5SUV 4.4 i | 2003–2006 | 4.4L N62 B44 A | 320 hp (235 kW) | Petrol | AWD |
| 5 TouringEstate 545 i | 2004–2010 | 4.4L N62 B44 A | 333 hp (245 kW) | Petrol | RWD |
| 6Coupe 645 Ci | 2003–2005 | 4.4L N62 B44 A | 333 hp (245 kW) | Petrol | RWD |
| 6 ConvertibleConvertible 645 Ci | 2004–2005 | 4.4L N62 B44 A | 333 hp (245 kW) | Petrol | RWD |
| X5SUV 4.8 is | 2004–2006 | 4.8L N62 B48 A | 360 hp (265 kW) | Petrol | AWD |
| 7Saloon 740 i, Li | 2005–2008 | 4.0L N62 B40 A | 306 hp (225 kW) | Petrol | RWD |
| 7Saloon 750 i, Li | 2005–2008 | 4.8L N62 B48 B | 367 hp (270 kW) | Petrol | RWD |
| 6 ConvertibleConvertible 650 i | 2005–2010 | 4.8L N62 B48 B | 367 hp (270 kW) | Petrol | RWD |
| 6Coupe 650 i | 2005–2010 | 4.8L N62 B48 B | 367 hp (270 kW) | Petrol | RWD |
| 5Saloon 540 i | 2007–2009 | 4.0L N62 B40 A | 306 hp (225 kW) | Petrol | RWD |
| 5Saloon 550 i | 2005–2009 | 4.8L N62 B48 B | 367 hp (270 kW) | Petrol | RWD |
| 5 TouringEstate 550 i | 2005–2010 | 4.8L N62 B48 A, N62 B48 B | 367 hp (270 kW) | Petrol | RWD |
| X5SUV 3.0 d | 2006–2008 | 3.0L | 235 hp (173 kW) | Diesel | AWD |
| 5Saloon 535 i | 2006–2009 | 3.0L N54 B30 A | 306 hp (225 kW) | Petrol | RWD |
| X5SUV 3.0 sd | 2007–2008 | 3.0L | 286 hp (210 kW) | Diesel | AWD |
| X5SUV xDrive 30 d | 2008–2010 | 3.0L M57 D30 (306D3) | 235 hp (173 kW) | Diesel | AWD |
| X5SUV xDrive 35 d | 2008–2013 | 3.0L M57 D30 (306D5) | 286 hp (210 kW) | Diesel | AWD |
| X6SUV xDrive 30 d | 2008–2010 | 3.0L M57 D30 (306D3) | 235 hp (173 kW) | Diesel | AWD |
| X6SUV xDrive 35 d | 2008–2010 | 3.0L M57 D30 (306D5) | 286 hp (210 kW) | Diesel | AWD |
| X5SUV 3.0 3.0d | 2007–2008 | 3.0L M57 D30 (306D3) | 211 hp (155 kW) | Diesel | AWD |
Fitment data is a guide — always confirm the part number printed on your existing part before ordering.
Cross-Reference Numbers
Every number below identifies this same part — the code the vehicle maker stamped on it, and the equivalent codes other brands sell it under. Match any of them against your old part to confirm it's the right one.
33 numbers · 16 brands
OE Numbers
Aftermarket Cross-References
Alternatives for 52181
Other genuine and aftermarket parts that fit the same application.
Frequently Asked Questions
What is 52181 - Alternator Regulator (BMW OE 851009001) BMW 7 (E38) 740 d?
52181 is a part number from HOFFER (aftermarket), listed on Sparein as Alternator Regulator (BMW OE 851009001) BMW 7 (E38) 740 d.
How much does 52181 cost?
52181 is priced on request. Message us on WhatsApp for a live quote.
Where can I buy 52181 in Dubai or the UAE?
You can order 52181 directly on Sparein, with dispatch dispatch in 3 business days and delivery across Dubai and the wider UAE.
Do you ship 52181 internationally?
Yes — Sparein ships genuine and aftermarket parts, including 52181, outside the UAE. Message us on WhatsApp to confirm shipping cost and delivery time to your country.
How do I compare prices for 52181 across brands?
See the Cross-Reference Numbers section on this page — the same part is listed under OE and aftermarket numbers from other brands, so you can compare listings and prices for an equivalent part.
Are there alternatives to 52181?
Yes — see the Alternatives section on this page for other parts that fit the same application.
52181
Price on request





