Please Carefully Check All Pictures and Part Numbers in the Listing to Make Sure It's the Correct Product you Need

Part Number: 108-275 108-026 4308-0241 859444 66021491

Applications:
For Caterpillar CAT Engine 

For FG Wilson Engine 

For Perkins Engine

Package Included: Alternator x 1

Product Information:
Notes NOT AVAILABLE- 19MM SHAFT; 8 GROOVE POLYVEE PULLEY
NEW, FIELD ISOLATION FOR PETROL TANKERS
FIX CIRCLE (MOUNT): 88.9MM
FIX CIRCLE (ADJUSTER): 93.1MM
BRACKET ANGLE: 0°
CUT IN SPEED: 1680, MAX SPEED: 15000
WEIGHT: 5.1KG/11.24 LBS
System voltage 24
Output 55
Mounting style SPOOL
Dimensions in MILLIMETERS
Rotation BI-DIRECTIONAL
Housing coating RAW
UL Approved No
Spool length 76mm
Mounting ear size 9
Mounting holes 11.2
Positive stud size M5/9.5 LUCAR BLADE
Negative stud size M6/9.5 LUCAR BLADE
Rectifier location INTERNAL
Shaft diameter 19 MM
Excitation type
Regulator location
Regulator number
Diode trio No
Pulley included 8K, 82mm
Lamp driver No
Adjustable regulator No
Remote sense No
Smart check No
Batteryless No

It is a Replacement Part, Not Original Part. But It Can Work Good For You