• Close-up of a BMW motorcycle alternator for R850 and R1150 models showing metal housing and copper wiring
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Alternator for BMW R850R 12V - Replaces 12-31-2-306-955

Alternator for BMW R850R 12V - Replaces 12-31-2-306-955

400-24130

£317.40 GBP
£380.88 GBP £317.40 GBP
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BMW Alternator

Fits R1150RT, R1200C Classic, R1200C Independent, R1200C Montauk & More (60 Amp)

Keep your BMW running with this 60 Amp 12V replacement alternator. Designed as a direct-fit replacement for the motorcycle listed below, it delivers reliable charging for standard and accessory electrical loads.

This unit features an internal fan (IF) and an internal regulator (IR).

DIRECT FIT: Replaces Arrowhead ABO0362 — no modification required on the machines listed below.

Key Features

  • ✔High Capacity: 60 Amps of charging output.
  • ✔Direct Replacement: Replaces Arrowhead ABO0362.
  • ✔Robust Design: IF fan. IR regulator.
  • ✔Quality Assured: New aftermarket unit, 12 month warranty.

Technical Specs

Voltage: 12 Volts
Amperage: 60 Amps
Regulator: Internal (IR)
Fan Type: Internal (IF)
SKU Reference: 400-24130

Vehicle Fitment Guide

Make Equipment Type Models Years
BMW Motorcycle R1150RT, R1200C Classic, R1200C Independent, R1200C Montauk, R1200CL, R850R, R850RT 2000–2007

OEM Part Number Cross Reference

Arrowhead ABO0362, 400-24130, B0123105003
BMW 12-31-2-306-955
Bosch 0-123-105-003, 0-123-214-003
Lester 12518

Frequently Asked Questions

Will this fit my BMW R1150RT?

Yes — the R1150RT appears in the fitment guide above. Check your existing part number against the cross reference table to confirm.

Is this a 60 Amp alternator?

Yes, this is a 60 Amp 12V unit with an IR regulator.

Is this new or remanufactured?

This is a brand new aftermarket unit — not a remanufactured core.

Note: Please verify your machine's serial number or existing part number to ensure compatibility.
Fast shipping available across the UK and Europe.

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Shipping calculated at checkout. Free shipping over £150. Terms apply