Eaton GM 8.5in Locker 30SPL

SKU: 1G074 | MPN:  187C148A
Usually Ships in 10-14 Days
Sale price$1,063.36 USD

Eaton Detroit Locker Differential

The Detroit Locker is a 100% automatic locking differential that provides ultimate traction for mild to extreme vehicle applications. Its unique, bullet-proof design is engineered to keep both wheels in drive mode even if one wheel is lifted off the ground. It works in forward and reverse, and features unmatched strength, 100 percent automatic locking, and maintenance-free parts.

Specifications:

  • Differential Type: Locking
  • Gear Spline Tooth Count: 30 EA
  • Ring Gear Size: 8.5 In
  • Axle Shaft Diameter: 1.31 In

Vehicle Usage

  • On Road: Drag Racing 
  • On Road: Street and Muscle 
  • Off-Road: Extreme Off-Road 
  • Off-Road: Rock Crawl 
  • Off-Road: Light Trail / Sand Sports 
  • On Road: Circle Track 
  • Off-Road: Work Truck / Towing 
  • On Road: Work Truck / Towing 
  • On Road: Restoration


Vehicle Fitments:

Year Make Model Submodel
1973 - 1975 Buick Apollo Base
1975 Buick Apollo SR
1988 - 1996 Buick Century Base, Custom, Limited
1988 - 1989 Buick Century Estate Wagon
1991 - 1996 Buick Century Special
1991 - 1996 Buick Commercial Chassis Base
1988 - 1989 Buick Electra Estate Wagon
1989 - 1990 Buick Electra Park Avenue Ultra
1988 - 1990 Buick Electra Park Avenue, Limited, T-Type
1988 - 1991 Buick LeSabre Base
1988 - 1990 Buick LeSabre Estate Wagon
1988 - 1996 Buick LeSabre Limited, Custom
1991 - 1996 Buick Park Avenue Base, Ultra
2004 - 2007 Buick Rainier CXL
2004 - 2005 Buick Rainier CXL Plus
1988 - 1991 Buick Reatta Base
1973 - 1994 Buick Regal Base
1988 - 1996 Buick Regal Custom
1982 - 1983 Buick Regal Estate Wagon
1987 Buick Regal GNX
1989 - 1996 Buick Regal Gran Sport
1984 - 1987 Buick Regal Grand National
1978 - 1996 Buick Regal Limited
1982 Buick Regal Limited Turbo
1996 Buick Regal Olympic Gold Edition
1978 - 1982 Buick Regal Sport
1976 - 1977 Buick Regal SR
1983 - 1986 Buick Regal T-Type
1975 - 1996 Buick Riviera Base
1975 Buick Riviera GS
1988 - 1993 Buick Riviera Luxury
1978 Buick Riviera LXXV Anniversary Edition
1976 Buick Riviera Sport, SR
1988 - 1989 Buick Riviera T-Type
1991 - 1995 Buick Roadmaster Estate Wagon
1996 Buick Roadmaster Estate Wagon Collector's Edition, Limited Collector's Edition, Collector's Edition
1992 - 1995 Buick Roadmaster Limited, Base
1988 - 1989 Buick Skyhawk SE, Custom
1970 - 1972 Buick Skylark 350
1970 - 1991 Buick Skylark Base
1970 - 1996 Buick Skylark Custom
1990 - 1996 Buick Skylark Gran Sport
1988 - 1996 Buick Skylark Limited
1990 - 1991 Buick Skylark Luxury Edition
1996 Buick Skylark Olympic Gold Edition
1976 - 1979 Buick Skylark S
1978 Buick Skylark Sport
1975 - 1977 Buick Skylark SR
1999 - 2013 Cadillac Escalade Base
2009 - 2013 Cadillac Escalade Hybrid
2010 - 2013 Cadillac Escalade Hybrid Platinum
2011 - 2013 Cadillac Escalade Luxury, Premium
2008 - 2013 Cadillac Escalade Platinum
2012 Cadillac Escalade Special Edition
2003 - 2013 Cadillac Escalade ESV Base
2011 - 2013 Cadillac Escalade ESV Luxury, Premium
2008 - 2013 Cadillac Escalade ESV Platinum
2012 Cadillac Escalade ESV Special Edition
2002 - 2009 Cadillac Escalade EXT Base
2002 - 2003 Chevrolet Avalanche 1500 On Road Edition, North Face
2003 Chevrolet Avalanche 1500 WBH
2004 - 2006 Chevrolet Avalanche 1500 Z66
2002 - 2006 Chevrolet Avalanche 1500 Z71, LT, LS, Base
1988 - 1996 Chevrolet Beretta Base
1989 - 1993 Chevrolet Beretta GT
1990 - 1993 Chevrolet Beretta GTZ
1990 Chevrolet Beretta Indianapolis 500 Pace Car
1994 - 1996 Chevrolet Beretta Z26
1995 - 1999 Chevrolet Blazer Base
1995 - 1997 Chevrolet Blazer Deluxe
1996 - 2000 Chevrolet Blazer LS
1995 - 2000 Chevrolet Blazer LT
1999 - 2000 Chevrolet Blazer Trailblazer
1990 - 1993 Chevrolet C1500 454 SS
1989 - 1997 Chevrolet C1500 Base
1988 - 1992 Chevrolet C1500 Scottsdale
1988 - 1998 Chevrolet C1500 Silverado, Cheyenne
1990 - 1998 Chevrolet C1500 WT
1992 - 1998 Chevrolet C1500 Suburban Base
1995 - 1998 Chevrolet C1500 Suburban LS
1995 - 1997 Chevrolet C1500 Suburban LT
1992 - 1994 Chevrolet C1500 Suburban Silverado
1988 - 1996 Chevrolet Camaro Base
1993 Chevrolet Camaro Indianapolis 500 Pace Car
1988 - 1990 Chevrolet Camaro Iroc-Z
1996 Chevrolet Camaro Lujo
1989 - 1996 Chevrolet Camaro RS
1992 Chevrolet Camaro RS Heritage Edition, Z28 Heritage Edition
1991 - 1996 Chevrolet Camaro Z28
1988 - 1992 Chevrolet Caprice Base
1988 - 1996 Chevrolet Caprice Classic
1993 - 1994 Chevrolet Caprice Classic LS
1988 - 1990 Chevrolet Caprice Classic LS Brougham, Classic Brougham
1991 - 1993 Chevrolet Caprice Classic LTZ
1988 - 1996 Chevrolet Cavalier Base, Z24
1995 - 1996 Chevrolet Cavalier LS
1988 - 1994 Chevrolet Cavalier RS, VL
1989 Chevrolet Celebrity CL
1988 - 1990 Chevrolet Celebrity Eurosport, Base
2004 - 2012 Chevrolet Colorado Base
2004 - 2008 Chevrolet Colorado LS
2004 - 2005 Chevrolet Colorado Sport, Z85, Sport LS, Z71, Z85 LS, Z71 LS
2006 - 2012 Chevrolet Colorado WT, LT
1988 - 1996 Chevrolet Corsica Base
1988 - 1993 Chevrolet Corsica LT
1989 - 1992 Chevrolet Corsica LTZ
1988 Chevrolet Corvette 35th Anniversary Edition
1993 Chevrolet Corvette 40th Anniversary Edition
1988 - 1996 Chevrolet Corvette Base
1996 Chevrolet Corvette Grand Sport, Collector's Edition
1995 Chevrolet Corvette Indianapolis 500 Pace Car
1990 - 1995 Chevrolet Corvette ZR-1
1996 - 2013 Chevrolet Express 1500 Base, LS
2001 - 2013 Chevrolet Express 1500 LT
1988 - 1995 Chevrolet G10 Sportvan, Beauville, Chevy Van
1995 Chevrolet G20 Base
1988 - 1995 Chevrolet G20 Chevy Van, Beauville, Sportvan
1994 - 1996 Chevrolet Impala SS
1994 - 1997 Chevrolet K1500 Base
1988 - 1998 Chevrolet K1500 Cheyenne, Silverado
1988 - 1992 Chevrolet K1500 Scottsdale
1991 Chevrolet K1500 Sport
1990 - 1998 Chevrolet K1500 WT
1993 - 1998 Chevrolet K1500 Suburban Base
1995 - 1998 Chevrolet K1500 Suburban LS
1995 - 1997 Chevrolet K1500 Suburban LT
1993 - 1994 Chevrolet K1500 Suburban Silverado
1988 - 1991 Chevrolet K2500 Cheyenne, Scottsdale, Silverado
1977 - 1980 Chevrolet K5 Blazer Cheyenne, Custom Deluxe
1981 - 1986 Chevrolet K5 Blazer Custom
1981 Chevrolet K5 Blazer Deluxe
1984 Chevrolet K5 Blazer Scottsdale
1978 - 1986 Chevrolet K5 Blazer Silverado
1990 - 1996 Chevrolet Lumina Base
1990 - 1994 Chevrolet Lumina Euro
1995 - 1996 Chevrolet Lumina LS
1991 - 1994 Chevrolet Lumina Z34
1988 Chevrolet Monte Carlo Base, SS
1988 - 1996 Chevrolet Monte Carlo LS
1995 - 1996 Chevrolet Monte Carlo Z34
1988 Chevrolet Nova CL, Twin Cam, Base
1988 Chevrolet R10 Suburban Silverado, Scottsdale
1989 - 1991 Chevrolet R1500 Suburban Silverado, Scottsdale
1994 Chevrolet S10 Blazer Tahoe, Base, LT, Tahoe LT
1999 - 2016 Chevrolet Silverado 1500 Base
2014 - 2019 Chevrolet Silverado 1500 High Country
2004 - 2013 Chevrolet Silverado 1500 Hybrid
1999 - 2018 Chevrolet Silverado 1500 LS
1999 - 2019 Chevrolet Silverado 1500 LT
2019 Chevrolet Silverado 1500 LT Trail Boss, RST, Custom Trail Boss, WT Cab Regular
2007 - 2019 Chevrolet Silverado 1500 LTZ
2003 - 2006 Chevrolet Silverado 1500 SS
2015 - 2019 Chevrolet Silverado 1500 SSV
2002 - 2019 Chevrolet Silverado 1500 WT, Custom
2010 - 2013 Chevrolet Silverado 1500 XFE
2004 Chevrolet Silverado 1500 Z71
2007 Chevrolet Silverado 1500 Classic SS, WT, LS, Hybrid, LT
2005 Chevrolet Silverado 1500 HD Base
2001 - 2005 Chevrolet Silverado 1500 HD LS
2001 - 2006 Chevrolet Silverado 1500 HD LT
2007 Chevrolet Silverado 1500 HD Classic LT
2003 - 2004 Chevrolet Silverado 2500 400 SS
2001 - 2002 Chevrolet Silverado 2500 Custom, Cheyenne
1999 - 2004 Chevrolet Silverado 2500 LT, LS, Base
2004 Chevrolet Silverado 2500 WT
2001 - 2005 Chevrolet Silverado 2500 HD Base
2001 - 2006 Chevrolet Silverado 2500 HD LS
2001 - 2007 Chevrolet Silverado 2500 HD LT
2007 Chevrolet Silverado 2500 HD LTZ
2003 - 2007 Chevrolet Silverado 2500 HD WT
2007 Chevrolet Silverado 2500 HD Classic LT, LS, WT
1988 Chevrolet Spectrum Turbo, CL Plus, Base, Express, CL
1988 Chevrolet Sprint Metro, ER, Turbo, Base
2003 - 2006 Chevrolet SSR Base
2000 - 2012 Chevrolet Suburban 1500 Base
2000 - 2013 Chevrolet Suburban 1500 LT, LS
2006 - 2013 Chevrolet Suburban 1500 LTZ
2004 - 2007 Chevrolet Suburban 1500 Z71
2000 - 2009 Chevrolet Suburban 2500 Base
2000 - 2013 Chevrolet Suburban 2500 LT, LS
2007 Chevrolet Suburban 2500 LTZ
1995 - 2012 Chevrolet Tahoe Base
2008 - 2013 Chevrolet Tahoe Hybrid
2000 Chevrolet Tahoe Limited
1995 - 2013 Chevrolet Tahoe LT, LS
2007 - 2013 Chevrolet Tahoe LTZ
2012 - 2013 Chevrolet Tahoe SSV, PPV
2000 - 2009 Chevrolet Tahoe Z71
2004 - 2007 Chevrolet Trailblazer A, B
2003 - 2008 Chevrolet Trailblazer Base
2002 - 2007 Chevrolet Trailblazer LS
2002 - 2008 Chevrolet Trailblazer LT
2002 - 2003 Chevrolet Trailblazer LTZ
2002 - 2004 Chevrolet Trailblazer North Face
2005 Chevrolet Trailblazer Q, R
2007 - 2008 Chevrolet Trailblazer SS
2003 - 2006 Chevrolet Trailblazer EXT LS
2002 - 2006 Chevrolet Trailblazer EXT LT
2002 - 2004 Chevrolet Trailblazer EXT North Face
1989 - 1991 Chevrolet V1500 Suburban Silverado, Scottsdale
1988 Chevrolet V20 Suburban Scottsdale, Silverado
1989 - 1991 Chevrolet V2500 Suburban Scottsdale, Silverado
1997 GMC C1500 Sierra GT
1988 - 1998 GMC C1500 Sierra SLE
1988 - 1993 GMC C1500 Sierra SLX, Sierra
1994 - 1998 GMC C1500 Sierra Special, Sierra SLT, Sierra SL
1992 - 1998 GMC C1500 Suburban Base, SLE
1995 - 1998 GMC C1500 Suburban SLT
2007 - 2012 GMC Canyon Base
2004 - 2008 GMC Canyon SL
2004 - 2012 GMC Canyon SLE
2006 - 2012 GMC Canyon WT, SLT
2004 - 2005 GMC Canyon Z85 SLE, Z71 SL, Z85 SL, Z71 SLE, Z71 Fleet
2005 - 2008 GMC Envoy Denali
2002 - 2008 GMC Envoy SLT, SLE
2005 - 2006 GMC Envoy XL Denali
2002 - 2006 GMC Envoy XL SLE, SLT
2004 - 2005 GMC Envoy XUV SLE, SLT
1988 - 1995 GMC G1500 Rally STX, Vandura, Rally
1988 - 1995 GMC G2500 Rally, Vandura, Rally STX
1994 - 1996 GMC Jimmy Base
2000 - 2001 GMC Jimmy Diamond Edition
1998 - 2000 GMC Jimmy Envoy
1995 - 2001 GMC Jimmy SL
1994 - 2001 GMC Jimmy SLS, SLE, SLT
1988 - 1998 GMC K1500 Sierra SLE
1995 GMC K1500 Sierra SLS
1994 - 1998 GMC K1500 Sierra SLT, Sierra Special, Sierra SL
1993 GMC K1500 Sierra Sport
1988 - 1993 GMC K1500 Sierra, Sierra SLX
1992 - 1998 GMC K1500 Suburban SLE, Base
1995 - 1998 GMC K1500 Suburban SLT
1988 - 1991 GMC K2500 Sierra SLE, Sierra SLX, Sierra
1988 - 1991 GMC R1500 Suburban Base
1988 - 1989 GMC R1500 Suburban Sierra Classic
1990 GMC R1500 Suburban SLE
2006 - 2013 GMC Savana 1500 LS, LT
2009 - 2013 GMC Savana 1500 SL
1996 - 2013 GMC Savana 1500 SLE, Base
2001 - 2002 GMC Savana 1500 SLT
2002 - 2019 GMC Sierra 1500 Base, Denali
2001 GMC Sierra 1500 C3
2019 GMC Sierra 1500 Elevation, AT4
2002 GMC Sierra 1500 HT
2005 - 2013 GMC Sierra 1500 Hybrid
1999 - 2013 GMC Sierra 1500 SL
1999 - 2019 GMC Sierra 1500 SLE, SLT
2002 - 2013 GMC Sierra 1500 WT
2010 - 2013 GMC Sierra 1500 XFE
2007 GMC Sierra 1500 Classic SLT, WT, SL, Hybrid, SLE, Denali
2001 - 2006 GMC Sierra 1500 HD SLT, SLE
2007 GMC Sierra 1500 HD Classic SLE, SLT
2002 - 2004 GMC Sierra 2500 Base
1999 - 2002 GMC Sierra 2500 SL
1999 - 2004 GMC Sierra 2500 SLT, SLE
2003 - 2004 GMC Sierra 2500 WT
2002 - 2005 GMC Sierra 2500 HD Base
2001 - 2006 GMC Sierra 2500 HD SL
2001 - 2007 GMC Sierra 2500 HD SLT, SLE
2003 - 2007 GMC Sierra 2500 HD WT
2007 GMC Sierra 2500 HD Classic SL, WT, SLT, SLE
1994 - 2004 GMC Sonoma SL, SLS
1994 - 2001 GMC Sonoma SLE
1992 - 1993 GMC Typhoon Base
1988 - 1991 GMC V2500 Suburban Base
1988 - 1989 GMC V2500 Suburban Sierra Classic
1990 GMC V2500 Suburban SLE
1992 - 2012 GMC Yukon Base
1999 - 2013 GMC Yukon Denali
2010 - 2013 GMC Yukon Denali Hybrid
1993 GMC Yukon GT
2008 - 2013 GMC Yukon Hybrid
1996 - 2006 GMC Yukon SL
1992 - 2013 GMC Yukon SLE
1995 - 2013 GMC Yukon SLT
1992 - 1994 GMC Yukon Sport
2001 - 2013 GMC Yukon XL 1500 Denali
2006 GMC Yukon XL 1500 SL
2000 - 2013 GMC Yukon XL 1500 SLT, SLE
2006 Hummer H1 Alpha
2006 - 2009 Hummer H2 Base, Adventure, Luxury
2007 Hummer H2 Special Edition
2008 - 2010 Hummer H3 Alpha
2006 - 2010 Hummer H3 Base, Adventure, Luxury
2009 Hummer H3 Championship Series
2007 - 2009 Hummer H3 X
2010 Hummer H3T Adventure
2009 - 2010 Hummer H3T Base, Alpha
2003 - 2006 Isuzu Ascender Base, LS
2003 - 2005 Isuzu Ascender Limited
2004 - 2008 Isuzu Ascender S
1992 - 1996 Oldsmobile 88 Royale LS, Royale
1995 Oldsmobile 88 Royale LSS
1988 - 1994 Oldsmobile 98 Regency
1991 - 1996 Oldsmobile 98 Regency Elite
1988 - 1990 Oldsmobile 98 Regency Touring, Regency Brougham
1991 - 1993 Oldsmobile 98 Touring
1992 - 1996 Oldsmobile Achieva SC, SL, S
1992 - 1993 Oldsmobile Achieva SCX
1995 - 1996 Oldsmobile Aurora Base
1988 - 1992 Oldsmobile Custom Cruiser Base
1988 - 1991 Oldsmobile Cutlass Calais International, GT, SL, Base
1989 - 1991 Oldsmobile Cutlass Calais S
1988 - 1996 Oldsmobile Cutlass Ciera Base
1988 Oldsmobile Cutlass Ciera Brougham, LS
1989 - 1990 Oldsmobile Cutlass Ciera GT
1988 - 1990 Oldsmobile Cutlass Ciera International
1988 - 1994 Oldsmobile Cutlass Ciera SL, S
1989 - 1994 Oldsmobile Cutlass Cruiser Base
1988 Oldsmobile Cutlass Cruiser LS, Brougham LS
1991 - 1994 Oldsmobile Cutlass Cruiser S
1988 - 1992 Oldsmobile Cutlass Cruiser SL
1994 Oldsmobile Cutlass Cruiser Special Edition
1988 Oldsmobile Cutlass Supreme Classic, Classic Brougham, Indy 500 Pace Car
1988 - 1993 Oldsmobile Cutlass Supreme International
1992 - 1994 Oldsmobile Cutlass Supreme S
1988 - 1996 Oldsmobile Cutlass Supreme SL, Base
1988 - 1991 Oldsmobile Delta 88 Royale, Royale Brougham
1988 Oldsmobile Firenza Cruiser, Base
1996 Oldsmobile LSS Base
1988 - 1992 Oldsmobile Toronado Trofeo, Base
1988 - 1991 Pontiac 6000 LE
1988 Pontiac 6000 SE
1989 - 1991 Pontiac 6000 Special Edition
1988 - 1989 Pontiac 6000 STE, Base
1989 Pontiac 6000 Touring
1988 - 1991 Pontiac Bonneville LE
1988 - 1996 Pontiac Bonneville SE, SSE
1992 - 1996 Pontiac Bonneville SSEi
1988 Pontiac Fiero Value Leader, GT, Sport, Formula
1989 - 1996 Pontiac Firebird Formula
1994 Pontiac Firebird Trans Am GT
1989 - 1992 Pontiac Firebird Trans Am GTA
1989 Pontiac Firebird Trans Am GTA SE
1988 - 1996 Pontiac Firebird Trans Am, Base
1988 Pontiac Grand Am Base
1992 - 1996 Pontiac Grand Am GT
1988 - 1991 Pontiac Grand Am LE
1988 - 1996 Pontiac Grand Am SE
1991 Pontiac Grand Am Value Leader
1988 - 1996 Pontiac Grand Prix Base, SE
1991 - 1996 Pontiac Grand Prix GT
1992 - 1996 Pontiac Grand Prix GTP
1988 - 1993 Pontiac Grand Prix LE
1990 Pontiac Grand Prix Mclaren
1990 - 1993 Pontiac Grand Prix STE
1988 Pontiac LeMans Aerocoupe, Aerocoupe YL, Base
1989 - 1990 Pontiac LeMans GSE
1989 - 1992 Pontiac LeMans LE
1988 - 1993 Pontiac LeMans SE, Value Leader
1988 - 1989 Pontiac Safari Base
1988 Pontiac Sunbird Base
1988 - 1994 Pontiac Sunbird GT, SE
1989 - 1994 Pontiac Sunbird LE
1992 - 1993 Pontiac Sunbird LE Value Leader
1991 Pontiac Sunbird Value Leader
1995 - 1996 Pontiac Sunfire SE, GT
2006 - 2009 Saab 9-7x 5.3i, 4.2i
2008 - 2009 Saab 9-7x Aero
2005 Saab 9-7x Arc, Linear

Related Products