WILSON HD ROTATING ELECT part description

Technical Specification:

Series 21SI
OE Manufacturer DELCO REMY
Voltage 12
Amperage Rating 100
Clocking 12:00 Plug
Mount Type J180
Regulator Type Internal
External Regulator Included No
Fan Type External
External Fan Included Yes
UPC 661432135755
VMRS Code 031001000
Harmonized Tariff Code 8511500000

Application Summary:

  • 1996-1998 Freightliner Century Class
  • 1996-1998 Freightliner FL106
  • 1996-1997 Freightliner FL112
  • 1995-1997 Freightliner FL50
  • 1995-1997 Freightliner FL60
  • 1995-1997 Freightliner FL70
  • 1989-1998 Freightliner FLC112
  • 1991-1998 Freightliner FLD112
  • 1989-1998 Freightliner FLD120
  • 1991-1995 Kenworth C500
  • 1991-1995 Kenworth K100E
  • 1991-1996 Kenworth T400
  • 1993-1996 Kenworth T450
  • 1988-1995 Kenworth T600A
  • 1990-1995 Kenworth W900
  • 1989-1994 Mack CH
  • 1991-1994 Mack CL
  • 1988-1989 Mack CM
  • 1986-1994 Mack DM
  • 1986-1986 Mack DMC
  • 1986-1994 Mack DMM
  • 1986-1991 Mack MC
  • 1986-1994 Mack MH
  • 1986-1994 Mack MR
  • 1986-1990 Mack R
  • 1989-1994 Mack RB
  • 1986-1994 Mack RD
  • 1986-1987 Mack RL
  • 1986-1993 Mack RM
  • 1986-1989 Mack RS
  • 1986-1993 Mack RW
  • 1991-1997 Peterbilt 320
  • 1991-1997 Peterbilt 357
  • 1991-1997 Peterbilt 362
  • 1991-1994 Peterbilt 372
  • 1991-1995 Peterbilt 375
  • 1991-1997 Peterbilt 377
  • 1991-1997 Peterbilt 378
  • 1991-1997 Peterbilt 379
  • 1997-1997 Peterbilt 385
  • 1996-1996 Volvo ACL
  • 1996-1996 Volvo WAH
  • 1996-1996 Volvo WC
  • 1996-1996 Volvo WG
  • 1996-1996 Volvo WH
  • 1996-1996 Volvo WI
  • 1996-1996 Volvo WX
  • 1989-1996 Western Star 3800
  • 1989-1997 Western Star 4800
  • 1989-1997 Western Star 4900
  • 1997-1997 Western Star 5800
  • 1989-1996 Western Star 5900
  • 1989-1996 Western Star 6900

Product Description

ALTERNATOR NEW, DR IR/EF 21SI 12V 100A

Application Summary

1986-2007 : FREIGHTLINER, KENWORTH, MACK, PETERBILT, VERMEER, VOLVO, WESTERN STAR

Features & Benefits

  • Internally regulated alternator manufactured in a world-class manufacturing facility by industry leading professionals
  • Loaded with great features to outlast and outperform your factory installed alternator
  • OE-quality fitment, appearance, and durability, making it capable of delivering long years of reliable service
  • Parameters and configurations are checked through automated computerized test, eliminating the possibility of human error
  • Can be installed in place with minimum to no installation issues

Wilson 21SI Series Alternator

Get the power you need from your big rig by matching its powerful engine with the Wilson 21SI Series alternator. With its durable construction and high-efficiency design, this alternator performs well even under the most grueling operating conditions.

Product Attributes

Voltage 12
Fan Type External
External Fan Included Yes
External Regulator Included No
Regulator Type Internal
Amperage Rating 100
Mounting Type J180
Clocking 12:00 Plug
OE Manufacturer DELCO REMY
Series 21SI

Additional Information

Country of Origin (Primary) CN
Harmonized Tariff Code (Schedule B) 8511500000
Harmonized Tariff Code (HTS) 8511500000
Warranty Distance 100000
Warranty Distance UOM DH
Warranty Time 12
Warranty Time UOM MO
VMRS Code 031001000

Part Interchanges

Fits Vehicles

  • Freightliner FLD120 (1989-1998)
  • Freightliner FLC112 (1989-1998)
  • Freightliner FLD112 (1991-1998)
  • Volvo WX (1996)
  • Volvo WH (1996)
  • Volvo WAH (1996)
  • Volvo WG (1996)
  • Volvo WC (1996)
  • Volvo ACL (1996)
  • Volvo WI (1996)
  • Western Star 5800 (1997)
  • Western Star 6900 (1989-1996)
  • Western Star 5900 (1989-1996)
  • Western Star 4900 (1989-1997)
  • Western Star 4800 (1989-1997)
  • Mack CL (1991-1994)
  • Mack RW (1986-1993)
  • Mack RS (1986-1989)
  • Mack RM (1986-1993)
  • Mack RL (1986-1987)
  • Mack RD (1986-1994)
  • Mack RB (1989-1994)
  • Mack MH (1986-1994)
  • Mack MC (1986-1991)
  • Mack DMM (1986-1994)
  • Mack DMC (1986)
  • Mack DM (1986-1994)
  • Mack CH (1989-1994)
  • Peterbilt 372 (1991-1994)
  • Peterbilt 377 (1991-1997)
  • Peterbilt 362 (1991-1997)
  • Kenworth K100E (1991-1995)
  • Kenworth C500 (1991-1995)
  • Western Star 3800 (1989-1996)
  • Peterbilt 385 (1997)
  • Peterbilt 375 (1991-1995)
  • Peterbilt 357 (1991-1997)
  • Mack CM (1988-1989)
  • Kenworth T450 (1993-1996)
  • Kenworth T400 (1991-1996)
  • Mack R (1986-1990)
  • Mack MR (1986-1994)
  • Peterbilt 379 (1991-1997)
  • Peterbilt 320 (1991-1997)
  • Peterbilt 378 (1991-1997)
  • Kenworth W900 (1990-1995)
  • Kenworth T600A (1988-1995)
  • Freightliner FL106 (1996-1998)
  • Freightliner FL112 (1996-1997)
  • Freightliner Century Class (1996-1998)
  • Freightliner FL70 (1995-1997)
  • Freightliner FL60 (1995-1997)
  • Freightliner FL50 (1995-1997)

Dedicated to helping customers find the right part at the right place and with the right price, Wilson® supplies the automotive, heavy-duty truck, marine, agricultural, and industrial aftermarkets with the highest-quality components that meet or exceed strict OE standards. Founded in 1940, Wilson is a known manufacturer and remanufacturer of starters, alternators, brake calipers, generators, and electrical parts. This brand takes great pride in its state-of-the-art production facilities, advanced manufacturing and remanufacturing tools and techniques, and several strategically located warehouses. These assets make it possible for Wilson’s product development and engineering team to achieve its quality objectives and unceasingly improve the efficiency of its products and processes. With continued innovation and improvement initiatives, Wilson provides the industry with first-rate products at reasonable prices. 

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