Bmw Roadster Alternators (2024-2026) - Parts, Prices & Buying Guide

Research alternators options for your Bmw Roadster and compare marketplace availability before you buy.

1,062 Results

Alternators

Found 1062 listings for "bmw roadster alternators"

Brand New Alternator 12V 90A for BMW Z3 Touring 1998-2003 Roadster OE 0123325011

Brand New Alternator 12V 90A for BMW Z3 Touring 1998-2003 Roadster OE 0123325011

£123.27GBP
New📍 GB
Free shipping
Seller: directsupplies1
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Rectifier Alternator 139103 Fits BMW R 100 1976-1996

Rectifier Alternator 139103 Fits BMW R 100 1976-1996

£94.90GBP
New📍 GB
Free shipping
Seller: uk-powerparts
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BMW Z4 Z4 SDRIVE35I ROADSTER 2009-2017 Alternator 3.0L Petrol OEM 12317558167

BMW Z4 Z4 SDRIVE35I ROADSTER 2009-2017 Alternator 3.0L Petrol OEM 12317558167

£60.00GBP
Used📍 GB
Free shipping
Seller: charlestrentlimited
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For BMW - Z4 Roadster E85 2.5si 3.0si 2005-2007 Bosch 4835 Alternator 0986048350

For BMW - Z4 Roadster E85 2.5si 3.0si 2005-2007 Bosch 4835 Alternator 0986048350

£213.39GBP
Remanufactured📍 GB
Free shipping
Seller: allcars-online
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ALTERNATOR BMW Z SERIES E85 2003 TO 2008 Z4 ROADSTER 2494 PETROL M54B25 (256S5)

ALTERNATOR BMW Z SERIES E85 2003 TO 2008 Z4 ROADSTER 2494 PETROL M54B25 (256S5)

£60.00GBP
Used📍 GB
Free shipping
Seller: synetiq
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BMW R45 R65 R50 R60 R75 R80 R90 R100 Replica Alternator Rotor 1970 onward

BMW R45 R65 R50 R60 R75 R80 R90 R100 Replica Alternator Rotor 1970 onward

£66.00GBP
New📍 GB
Free shipping
Seller: motorworksbmw
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Alternator LRA02204 LUCAS for BMW 5 7 5 Touring 3 3 Coupe 3 Touring Z3 Roadster

Alternator LRA02204 LUCAS for BMW 5 7 5 Touring 3 3 Coupe 3 Touring Z3 Roadster

£141.80GBP
New📍 DE
Free shipping
Seller: auto2fix
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Alternator Generator 100A For BMW 3 Series Z3 Coupe Roadster E46 E36 12317830791

Alternator Generator 100A For BMW 3 Series Z3 Coupe Roadster E46 E36 12317830791

£81.88GBP
New📍 DE
+ £16.82 shipping
Seller: premium-autoteile
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ALTERNATOR 0 986 041 810 FOR BMW 3/E46/5/E9/Z/Roadster/E6/7/E8 Z3/E36 2.0L 6cyl

ALTERNATOR 0 986 041 810 FOR BMW 3/E46/5/E9/Z/Roadster/E6/7/E8 Z3/E36 2.0L 6cyl

£153.25GBP
New📍 LT
Free shipping
Seller: elartcom
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ALTERNATOR 0 986 041 810 FOR BMW 3/E46/5/E9/Z/Roadster/E6/7/E8 Z3/E36 2.0L 6cyl

ALTERNATOR 0 986 041 810 FOR BMW 3/E46/5/E9/Z/Roadster/E6/7/E8 Z3/E36 2.0L 6cyl

£158.67GBP
New📍 LT
Free shipping
Seller: unitedmotorsparts
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FITS BMW Z4 ROADSTER 2.2 I ALTERNATOR A0274 AS-PL

FITS BMW Z4 ROADSTER 2.2 I ALTERNATOR A0274 AS-PL

£183.00GBP
New📍 GB
Free shipping
Seller: autokoraltd
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Alternator Regulator For Mini Cooper R56 R57 Clubman Paceman Roadster 1986AE0038

Alternator Regulator For Mini Cooper R56 R57 Clubman Paceman Roadster 1986AE0038

£69.97GBP
New📍 GB
Free shipping
Seller: onecarparts
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Brand New Alternator 12V 90A for BMW Z3 1995-2003 Roadster OE 12311247487

Brand New Alternator 12V 90A for BMW Z3 1995-2003 Roadster OE 12311247487

£116.30GBP
New📍 GB
Free shipping
Seller: directsupplies1
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GENUINE BMW E46 M3, Z3 M E36, Alternator Cover Cap 12317831435.  S54.  35A2

GENUINE BMW E46 M3, Z3 M E36, Alternator Cover Cap 12317831435. S54. 35A2

£37.50GBP
New📍 GB
Free shipping
Seller: knightsmith
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BMW Z3 Roadster 1.8 Alternator Generator 90A Bosch 1247487, 0123320012

BMW Z3 Roadster 1.8 Alternator Generator 90A Bosch 1247487, 0123320012

£113.60GBP
Used📍 DE
+ £36.17 shipping
Seller: autoteile-schwarz
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Contitech Alternator Belt fits BMW R 1150 GS 1999-2004

Contitech Alternator Belt fits BMW R 1150 GS 1999-2004

£17.95GBP
New📍 GB
Free shipping
Seller: velofox_uk
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BMW R850 R1100S R1150 Denso Alternator Drive Belt ELAST 4PK592 611mm 12317681841

BMW R850 R1100S R1150 Denso Alternator Drive Belt ELAST 4PK592 611mm 12317681841

£18.00GBP
New📍 GB
+ £4.20 shipping
Seller: motorworksbmw
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BMW Z4 (E85) ROADSTER 2005 - 2009 110 Amp OE Reman Alternator12317521382

BMW Z4 (E85) ROADSTER 2005 - 2009 110 Amp OE Reman Alternator12317521382

£95.00GBP
Remanufactured📍 GB
Free shipping
Seller: synergy-auto-parts
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ALTERNATOR 14813N FOR BMW 5/E28 6/E24 7/E23 Z1/Roadster M10B18 1.8L S14B23 2.3L

ALTERNATOR 14813N FOR BMW 5/E28 6/E24 7/E23 Z1/Roadster M10B18 1.8L S14B23 2.3L

£124.40GBP
New📍 LT
Free shipping
Seller: unitedmotorsparts
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Alternator new BMW Z4 Roadster (E89) sDrive 23 i 104210-6040

Alternator new BMW Z4 Roadster (E89) sDrive 23 i 104210-6040

£249.43GBP
New📍 LV
+ £17.99 shipping
Seller: nerings
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About Bmw Roadster Alternators Parts

Keep your Bmw Roadster electrical system running with a quality alternator. The alternator charges your battery and powers electrical components while driving. Choose from remanufactured or new alternators that meet OEM specifications.

Why Shop Alternators for Bmw Roadster?

  • Genuine OEM and high-quality aftermarket options available
  • Competitive pricing from verified eBay sellers
  • Fast shipping options with buyer protection
  • Easy returns and seller ratings for peace of mind

Buying Tips for Bmw Roadster Alternators

OEM vs Aftermarket

For your Bmw Roadster, OEM parts guarantee exact fit and function. Quality aftermarket options often provide equivalent performance at lower cost.

Type Selection

Alternators are available in Standard OEM, High-output, Remanufactured options. Choose based on your driving style and budget.

Know When to Replace

Watch for these signs: Dim or flickering lights, Battery warning light, Dead battery. Early replacement prevents more expensive repairs.

Parts Availability

German engineering standards mean high-quality components with tight tolerances for optimal performance.

Technical Information

A failing alternator will eventually drain your battery and leave you stranded.

Available Types

  • Standard OEM
  • High-output
  • Remanufactured
  • Performance

Key Benefits

  • Battery charging
  • Electrical system power
  • Consistent voltage
  • Accessory support

Warning Signs to Watch For

  • Dim or flickering lights
  • Battery warning light
  • Dead battery
  • Whining noise
  • Electrical issues

Recommended Replacement Interval

100,000-150,000 miles, varies by vehicle and conditions

Installation Information

Difficulty: Moderate-Hard
Estimated Time: 1-3 hours
DIY Friendly: Intermediate

DIY possible for those with intermediate mechanical skills and proper tools.

Installation time may vary for Bmw Roadster based on engine bay layout and accessibility.

Frequently Asked Questions

How do I find the right alternators for my Bmw Roadster?

Verify compatibility using your Bmw Roadster's VIN number, production year (2024-2026), and engine code. Check seller compatibility charts and cross-reference OEM part numbers when possible.

How often should I replace alternators on my Bmw Roadster?

General guideline: 100,000-150,000 miles, varies by vehicle and conditions. However, driving conditions (city vs highway, climate, towing) affect replacement frequency. Inspect regularly and replace when warning signs appear.

Should I use OEM or aftermarket alternators for my Bmw Roadster?

OEM parts guarantee exact Bmw specifications and fitment. Quality aftermarket brands often meet or exceed OEM standards at lower prices. For warranty vehicles, check if aftermarket parts affect coverage.

What are signs that my Bmw Roadster needs new alternators?

Common warning signs include: Dim or flickering lights, Battery warning light, Dead battery, Whining noise, Electrical issues. If you notice any of these symptoms, inspect or replace the alternators promptly to prevent further damage.

Can I install alternators on my Bmw Roadster myself?

Possible for DIYers with intermediate skills. Expect 1-3 hours. Always consult your owner's manual and follow proper safety procedures.