MPA Electrical 101-22115 Alternator

Brand MPA Electrical 101-22115
Product line New
Fits Chevrolet and GMC · 129 vehicles

New replacement unit. Built for charging-system service in demanding commercial truck applications.

160 amp output. Provides the electrical capacity specified for this alternator application.

21SI DR J180 design. Uses the listed mounting and connection style for accurate replacement matching.

$193.10Free shipping
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Order total $193.10
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Free returns within 60 days if it doesn't fit when fitment is verified.

Overview

MPA Electrical alternator part number 101-22115 is a new charging-system replacement for heavy-duty Chevrolet and GMC applications. It is built for 12V systems with 160 amp output and the 21SI DR J180 configuration, making it a direct match for specific commercial truck fitments.

Compatible With Chevrolet and GMC medium- and heavy-duty trucks, this alternator supports vehicles that use a negative internal regulator/external fan setup and a 5/16" B+ terminal with a 3-wire connection. The 101-22115 part number is listed across multiple Kodiak and Topkick applications, along with several B-, C-, P-, S-, and T-series models.

Key Features

  • New alternator for charging-system replacement
  • 12V, 160 amp output specification
  • 21SI DR J180 design with negative internal regulation and external fan setup
  • 5/16" B+ terminal and 3-wire connection style
  • Fits a wide range of Chevrolet and GMC commercial truck applications

Fitment Details

  • Fits 1993-2002 Chevrolet B7, N/A.
  • Fits 1997-2002 Chevrolet C7500 Kodiak, N/A.
  • Fits 1998-2002 Chevrolet T6500, N/A.
  • Fits 1998-2002 Chevrolet T7500, N/A.
  • Fits 1997-2002 GMC C6500 Topkick, N/A.
  • Fits 1997-2002 GMC C7500 Topkick, N/A.
  • Fits 1998-2002 GMC T7500, N/A.
  • Fits 1997-2000 Chevrolet C6500 Kodiak, N/A.
  • Fits 1993-1998 GMC B7, N/A.
  • Fits 1990-1996 Chevrolet C60 Kodiak, N/A.
  • Fits 1990-1996 Chevrolet C70 Kodiak, N/A.
  • Fits 1992-1996 Chevrolet P60, N/A.
  • Fits 1983-1990 Chevrolet P60, N/A.
  • Fits 1992-1996 Chevrolet P6000, N/A.
  • Fits 1990-1996 GMC C6000 Topkick, N/A.
  • Fits 1990-1996 GMC C7000 Topkick, N/A.
  • Fits 1992-1996 GMC P6000, N/A.
  • Fits 1983-1990 GMC P6000, N/A.
  • Fits 1990-1991 Chevrolet B60, N/A.
  • Fits 1990-1991 GMC B6000, N/A.
  • Fits 1990 Chevrolet C60, N/A.
  • Fits 1990 Chevrolet C70, N/A.
  • Fits 1988-1990 Chevrolet S7, N/A.
  • Fits 1990 GMC C6000, N/A.
  • Fits 1990 GMC C7000, N/A.
  • Fits 1988 GMC Brigadier, N/A.

What It Helps Address

  • Weak or inconsistent battery charging
  • Alternator failure in high-demand commercial use
  • Electrical output shortfalls from an aging charging system
  • Fitment issues when replacing a 21SI DR J180 alternator
  • Connection mismatch at the B+ terminal or 3-wire interface

Installation Notes

Verify the 12V system, 160 amp rating, 21SI DR J180 mounting style, and 5/16" B+ terminal before installation. Confirm the vehicle’s wiring and regulator configuration against the original unit, especially on Chevrolet and GMC Kodiak and Topkick applications. Part number 101-22115 should be matched to the existing alternator specification before replacement.

Quality Assurance

MPA Electrical supplies this alternator as a new replacement unit for commercial charging-system service. The 101-22115 part number is cataloged for specific Chevrolet and GMC truck applications to support accurate fitment selection.

This part fits 129 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2002ChevroletB77.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002ChevroletC7500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002ChevroletT65007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002ChevroletT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002GMCC6500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002GMCC7500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2002GMCT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001ChevroletB77.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001ChevroletC7500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001ChevroletT65007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001ChevroletT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001GMCC6500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001GMCC7500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2001GMCT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000ChevroletB77.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000ChevroletC6500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000ChevroletC7500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000ChevroletT65007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000ChevroletT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000GMCC6500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000GMCC7500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
2000GMCT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999ChevroletB77.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999ChevroletC6500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999ChevroletC7500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999ChevroletT65007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999ChevroletT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999GMCC6500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999GMCC7500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1999GMCT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletB77.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletC6500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletC6500 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletC7500 Kodiak7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletC7500 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletT65007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998ChevroletT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCC6500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCC6500 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCC7500 Topkick7.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCC7500 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1998GMCT75007.2LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997ChevroletC6500 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997ChevroletC7500 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997GMCC6500 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1997GMCC7500 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996ChevroletP606.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996ChevroletP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1996GMCP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995ChevroletP606.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995ChevroletP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1995GMCP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994ChevroletP606.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994ChevroletP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1994GMCP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993ChevroletB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993ChevroletP606.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993ChevroletP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993GMCB76.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1993GMCP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992ChevroletP606.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992ChevroletP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1992GMCP60006.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991ChevroletB608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991GMCB60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1991GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletB608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletC608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletC60 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletC708.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletC70 Kodiak6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990ChevroletS78.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCB60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCC60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCC6000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCC70008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCC7000 Topkick6.6LL6ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1990GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1989ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1989ChevroletS78.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1989GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1988ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1988ChevroletS78.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1988GMCBrigadier8.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1988GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1987ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1987GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1986ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1986GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1985ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1985GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1984ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1984GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1983ChevroletP608.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New
1983GMCP60008.2LV8ALT 12V 160A NEG IR/EF 21SI DR J180 W/5/16" B+ TERM 3 WIRE; New