Part # 1231105
High Output Alternator Kit, 105mm

High Output Alternator Kit, 105mm

Stock Replacement EnDuraLast I Alternator Charging System. The EnDuraLast I Charging System comes with a 105mm/105mm diameter stator to fit BMW R 1970-1977 105mm stator frame with Y-connection. Add the "Y" Post Modification Hardware Option if you want to add a "Y" post to your stator frame. Includes detailed instructions and complete hardware to perform the modification.

• Vehicle Manufacturer: BMW R Airhead 2 Valve
• Application: BMW R Airhead 2 Valve
• Make/Model: BMW R Airhead 2 Valve, BMW, BMW R60, R65, R75, R80, R90, R100 1970-1976
• Model Years: 1970-1977
• Manufacturer #:

• BMW Rotor: 12 31 1 244 642 ( 240 watt / 17A ) , 12 31 8 002 347 ( 180 watt / 13 A )
• BMW Stator: 12 31 1 243 001
• BMW Diode Board: 12 31 1 244 062, 063
• BMW Voltage Regulator: 12 32 1 244 409

• Bosch Rotor: 0 124 033 027
• Bosch Stator: Fits Frame Label # 0 120 340 006
• Bosch Diode Board: 0 197 002 001, 0 197 002 002, 0 197 002 003
• Bosch Voltage Regulator: N/A

• Moto Guzzi Rotor: 17712457
• Moto Guzzi Stator: N/A
• Moto Guzzi Diode Board: N/A
• Moto Guzzi Voltage Regulator: 29.70.38.01

Alternator Rotor

• Designed to replace the original Bosch Rotor with modern EnDuraLast technology
• OEM Iron Claw Poles, ETP Copper Wire, Nylon bobbin, double resin coating for insulation protection.
• Computer balanced for reduced high engine RPM vibration reduction.
• Special resin soaking of coil increases life expectancy at high operating temperatures and engine RPM speed
• Brand New - no core charge , no exchange of your old rotor required.

Description Alternator Rotor NEW

• Voltage 12 v
• Shaft Length 83 mm
• Claw Diameter 73.5 mm
• No of Claws / Splines 6
• Drive End Diameter 28 mm
• Slip Ring End Diameter 32.5 mm
• OHMs 2.9

Alternator Stator

• Timing Cover Side OD: 105 mm
• Stator Frame OD: 105 mm
• Inside Diameter: 74 mm

Diode Board / Rectifier - 8 x 60 amp diodes; Modern Design and Technology -

• 8 x 60 amp diodes
• Stock original design
• supplied with 12 gauge wiring harness

Model Fit:

• R50/5 08/69-07/73
• R60/6 07/73-06/76
• R60/6 01/74-05/76
• R75/5 08/69-07/80
• R75/6 09/73-06/76
• R75/6 01/74-06/76
• R90/6 09/73-06/76
• R90/6 01/74-06/76
• R90S 09/73-06/76
• R90S 01/74-06/76

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PLEASE NOTE: not recommended with the use of ODYSSEY and/or LITHIUM IRON batteries. These batteries are not recommended or supported for warranty replacement of components.

Compatible with conventional wet acid or sealed AGM (Absorbed Glass Mat) batteries are known to work well with all conventional charging systems.