Description Instructions Reviews Bike Fitment

Description

High Output Alternator Kit,105-2Ymm

Introducing the EnDuraLast III Charging System with heavy duty stator and rotor with increased electrical output. The EnDuraLast III uses the same Bosch design with upgraded diode board, regulator, stator, and rotor. Replaces the under performing Bosch charging system on BMW R Airhead's from 1970-1977. The EnDuraLast III charging system modernizes the electrical system on your bike at a reasonable price. Comes with a 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.

Specifications

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 50 amp diodes; 400 watt / 28 Amp; Modern Design and Technology -

8 x 50 amp diodes
press fit into a heavy duty aluminum multi-finned heatsink,
mounted on a Printed Circuit Board
connections use high-temp solder.
supplied with 12 gauge wiring harness

Adjustable Voltage Regulator - 14.3 Volts 14.3 Volts; can be adjusted to higher voltage, comes with 2- page voltage regulation adjustment guide... Set at 14.3 Volt trim setting; Adjustable voltage setting allow for optimizing the correct voltage for lower RPM urban operation. Must be used with caution as over charging with higher voltage setting can and will damage a battery. Metal housing electronic voltage regulator. Not recommended to exceed 14.5 V. Misadjustment will damage electrical components, including battery ! Comes with voltage trim setting instructions. This new design provides the latest in reliability and endurance under increased current demand and high heat conditions .

Model Fit: