The Detroit Truetrac was the first helical gear differential ever introduced into the automotive aftermarket as an Eaton brand. It remains the leading helical gear-type limited slip differential in the industry. Detroit Truetrac's proven helical gear design eliminates the need for wearable parts, resulting in maintenance free traction recognized not only for its toughness, but its smooth and quiet operation as well.Proven design, low cost and effective performance all make the Detroit Truetrac limited slip differential the ideal choice for a wide variety of vehicle applications. No maintenance - Just Traction.

Vehicle Fitment

Years	Make	Model	Trim
1988–2002	Buick	Century	Custom
1988–1989	Buick	Century	Estate Wagon
1988–1993, 1996–2002	Buick	Century	Limited
1991–1996	Buick	Century	Special
1991–1996	Buick	Commercial Chassis	Base
1988–1989	Buick	Electra	Estate Wagon
1988–1990	Buick	Electra	Limited
1988–1990	Buick	Electra	Park Avenue
1989–1990	Buick	Electra	Park Avenue Ultra
1988–1990	Buick	Electra	T-Type
1988–1991	Buick	Lesabre	Base
1988–2002	Buick	Lesabre	Custom
1988–1990	Buick	Lesabre	Estate Wagon
1988–2002	Buick	Lesabre	Limited
1991–2002	Buick	Park Avenue	Base
1991–2002	Buick	Park Avenue	Ultra
1988–1991	Buick	Reatta	Base
1998	Buick	Regal	25th Anniversary Edition
1988–1996	Buick	Regal	Custom
1989–1996	Buick	Regal	Gran Sport
1997–2002	Buick	Regal	GS
2000	Buick	Regal	GSE
1988–1996	Buick	Regal	Limited
1997–2002	Buick	Regal	LS
2000	Buick	Regal	LSE
1996	Buick	Regal	Olympic Gold Edition
1995–1999	Buick	Riviera	Base
1988–1993	Buick	Riviera	Luxury
1988–1989	Buick	Riviera	T-Type
1992–1995	Buick	Roadmaster	Base
1996	Buick	Roadmaster	Collector's Edition
1991–1995	Buick	Roadmaster	Estate Wagon
1996	Buick	Roadmaster	Estate Wagon Collector's Edition
1992–1995	Buick	Roadmaster	Limited
1996	Buick	Roadmaster	Limited Collector's Edition
1988–1989	Buick	Skyhawk	Custom
1988–1989	Buick	Skyhawk	SE
1990–1991	Buick	Skylark	Base
1988–1998	Buick	Skylark	Custom
1990–1997	Buick	Skylark	Gran Sport
1988–1989, 1993–1997	Buick	Skylark	Limited
1990–1991	Buick	Skylark	Luxury Edition
1996	Buick	Skylark	Olympic Gold Edition
1988–2005	Chevrolet	Astro	Base
1988–1995	Chevrolet	Astro	CL
1988–1995	Chevrolet	Astro	CS
1996–2005	Chevrolet	Astro	LS
1988–2005	Chevrolet	Astro	LT
1994–1996	Chevrolet	Beretta
1988–1996	Chevrolet	Beretta	Base
1989–1993	Chevrolet	Beretta	GT
1990–1993	Chevrolet	Beretta	GTZ
1990	Chevrolet	Beretta	Indianapolis 500 Pace CAR
1991–2002	Chevrolet	Camaro
1988, 1993–2002	Chevrolet	Camaro	Base
1993	Chevrolet	Camaro	Indianapolis 500 Pace CAR
1988–1990	Chevrolet	Camaro	Iroc-Z
1989–1992, 1996–1997	Chevrolet	Camaro	RS
1992	Chevrolet	Camaro	RS Heritage Edition
1992	Chevrolet	Camaro	Z28 Heritage Edition
1998–2002	Chevrolet	Camaro	Z28 SS
1988–1992	Chevrolet	Caprice	Base
1988–1996	Chevrolet	Caprice	Classic
1988–1990	Chevrolet	Caprice	Classic Brougham
1993–1994	Chevrolet	Caprice	Classic LS
1988–1990	Chevrolet	Caprice	Classic LS Brougham
1991–1993	Chevrolet	Caprice	Classic LTZ
1988–2002	Chevrolet	Cavalier
1988–1990, 1995–2002	Chevrolet	Cavalier	Base
1995–2002	Chevrolet	Cavalier	LS
2002	Chevrolet	Cavalier	LS Sport
1988–1994, 1997–1999	Chevrolet	Cavalier	RS
1988–1994	Chevrolet	Cavalier	VL
1988–1990	Chevrolet	Celebrity	Base
1989	Chevrolet	Celebrity	CL
1988–1990	Chevrolet	Celebrity	Eurosport
1988–1989, 1994–1996	Chevrolet	Corsica	Base
1988, 1990–1993	Chevrolet	Corsica	LT
1989–1990, 1992	Chevrolet	Corsica	LTZ
2001–2002	Chevrolet	Corvette
1988	Chevrolet	Corvette	35th Anniversary Edition
1993	Chevrolet	Corvette	40th Anniversary Edition
1988–2002	Chevrolet	Corvette	Base
1996	Chevrolet	Corvette	Collector's Edition
1996	Chevrolet	Corvette	Grand Sport
1995, 1998	Chevrolet	Corvette	Indianapolis 500 Pace CAR
1990–1995	Chevrolet	Corvette	ZR-1
2000–2002	Chevrolet	Impala	Base
2000–2002	Chevrolet	Impala	LS
1994–1996	Chevrolet	Impala	SS
1991–1994	Chevrolet	Lumina
1990–2001	Chevrolet	Lumina	Base
1990–1994	Chevrolet	Lumina	Euro
1995–1999	Chevrolet	Lumina	LS
1997–1999	Chevrolet	Lumina	LTZ
1997–2002	Chevrolet	Malibu	Base
1997–2002	Chevrolet	Malibu	LS
1998–2000	Chevrolet	Metro	Base
1998–2001	Chevrolet	Metro	LSI
1995–1999	Chevrolet	Monte Carlo
1988	Chevrolet	Monte Carlo	Base
1999	Chevrolet	Monte Carlo	Indianapolis 500 Pace CAR
1988, 1995–2002	Chevrolet	Monte Carlo	LS
1988, 2000–2002	Chevrolet	Monte Carlo	SS
2002	Chevrolet	Monte Carlo	SS 35th Anniversary Edition
2002	Chevrolet	Monte Carlo	SS Dale Earnhardt Signature Edition
1988	Chevrolet	Nova	Base
1988	Chevrolet	Nova	CL
1988	Chevrolet	Nova	Twin CAM
1998–2002	Chevrolet	Prizm	Base
1998–2002	Chevrolet	Prizm	LSI
1994–2004	Chevrolet	S10
1991	Chevrolet	S10	Baja
1988–2003	Chevrolet	S10	Base
1988–1990	Chevrolet	S10	Durango
1992–1993	Chevrolet	S10	EL
1994–2004	Chevrolet	S10	LS
1988–1989	Chevrolet	S10	Sport
1994–1998	Chevrolet	S10	SS
1988–1992	Chevrolet	S10	Tahoe
1999–2003	Chevrolet	S10	Xtreme
1988–1994	Chevrolet	S10 Blazer	Base
1988–1989	Chevrolet	S10 Blazer	High Country
1994	Chevrolet	S10 Blazer	LT
1988–1990, 1992	Chevrolet	S10 Blazer	Sport
1988, 1990–1994	Chevrolet	S10 Blazer	Tahoe
1991–1994	Chevrolet	S10 Blazer	Tahoe LT
1999–2002	Chevrolet	Silverado 1500	Base
1999–2002	Chevrolet	Silverado 1500	LS
1999–2002	Chevrolet	Silverado 1500	LT
2002	Chevrolet	Silverado 1500	WT
2001–2002	Chevrolet	Silverado 1500 HD	LS
2001–2002	Chevrolet	Silverado 1500 HD	LT
1988	Chevrolet	Spectrum	Base
1988	Chevrolet	Spectrum	CL
1988	Chevrolet	Spectrum	CL Plus
1988	Chevrolet	Spectrum	Express
1988	Chevrolet	Spectrum	Turbo
1988	Chevrolet	Sprint	Base
1988	Chevrolet	Sprint	ER
1988	Chevrolet	Sprint	Metro
1988	Chevrolet	Sprint	Turbo
1988–1990	GMC	S15	Base
1988	GMC	S15	Gypsy
1988–1990	GMC	S15	High Sierra
1988–1990	GMC	S15	Sierra Classic
1988–1991	GMC	S15 Jimmy	Base
1988–1990	GMC	S15 Jimmy	Gypsy
1988–1990	GMC	S15 Jimmy	Sierra Classic
1991	GMC	S15 Jimmy	SLE
1991	GMC	S15 Jimmy	SLS
1991	GMC	S15 Jimmy	SLT
1988–1989	GMC	S15 Jimmy	Timberline
1988–1997	GMC	Safari	Base
1993	GMC	Safari	GT
1995–1999	GMC	Safari	SL
1988–1999	GMC	Safari	SLE
1988–1999	GMC	Safari	SLT
1988–1990, 1994–1998	GMC	Safari	SLX
2002	GMC	Sierra 1500	Base
2002	GMC	Sierra 1500	Denali
2002	GMC	Sierra 1500	HT
1999–2002	GMC	Sierra 1500	SL
1999–2002	GMC	Sierra 1500	SLE
1999–2002	GMC	Sierra 1500	SLT
2002	GMC	Sierra 1500	WT
2001–2002	GMC	Sierra 1500 HD	SLE
2001–2002	GMC	Sierra 1500 HD	SLT
1991–1993	GMC	Sonoma	Base
1992	GMC	Sonoma	GT
1994–2004	GMC	Sonoma	SL
1991–2001	GMC	Sonoma	SLE
1993–2004	GMC	Sonoma	SLS
1991	GMC	Syclone	Base
1988–1992	Isuzu	Pickup	1 TON
1988–1992	Isuzu	Pickup	LS
1988–1995	Isuzu	Pickup	S
1989–1990	Isuzu	Pickup	XS
1991–2002	Isuzu	Rodeo	LS
1999–2002	Isuzu	Rodeo	LSE
1991–2002	Isuzu	Rodeo	S
2001–2002	Isuzu	Rodeo	S V6
1991–1992	Isuzu	Rodeo	XS
1999	Oldsmobile	88	50th Anniversary Edition
1992–1999	Oldsmobile	88	Royale
1992–1999	Oldsmobile	88	Royale LS
1995	Oldsmobile	88	Royale LSS
1988–1990, 1992–1994	Oldsmobile	98	Regency
1988–1990	Oldsmobile	98	Regency Brougham
1991–1996	Oldsmobile	98	Regency Elite
1988–1990	Oldsmobile	98	Regency Touring
1991–1993	Oldsmobile	98	Touring
1992–1996, 1998	Oldsmobile	Achieva	S
1992, 1994, 1996–1997	Oldsmobile	Achieva	SC
1992–1993	Oldsmobile	Achieva	SCX
1992–1997	Oldsmobile	Achieva	SL
1999–2002	Oldsmobile	Alero	GL
1999–2002	Oldsmobile	Alero	GLS
1999–2002	Oldsmobile	Alero	GX
1995–1999, 2001–2002	Oldsmobile	Aurora	Base
1991–1994, 1996–2004	Oldsmobile	Bravada	Base
1988–1992	Oldsmobile	Custom Cruiser	Base
1997–1998	Oldsmobile	Cutlass	Base
1999	Oldsmobile	Cutlass	GL
1997–1999	Oldsmobile	Cutlass	GLS
1988–1991	Oldsmobile	Cutlass Calais	Base
1988–1991	Oldsmobile	Cutlass Calais	GT
1988–1991	Oldsmobile	Cutlass Calais	International
1989–1991	Oldsmobile	Cutlass Calais	S
1988–1991	Oldsmobile	Cutlass Calais	SL
1988–1993, 1995–1996	Oldsmobile	Cutlass Ciera	Base
1988	Oldsmobile	Cutlass Ciera	Brougham
1989–1990	Oldsmobile	Cutlass Ciera	GT
1988–1990	Oldsmobile	Cutlass Ciera	International
1988	Oldsmobile	Cutlass Ciera	LS
1988, 1990–1994	Oldsmobile	Cutlass Ciera	S
1988–1994	Oldsmobile	Cutlass Ciera	SL
1989–1990, 1993–1994	Oldsmobile	Cutlass Cruiser	Base
1988	Oldsmobile	Cutlass Cruiser	Brougham LS
1988	Oldsmobile	Cutlass Cruiser	LS
1991–1994	Oldsmobile	Cutlass Cruiser	S
1988–1992	Oldsmobile	Cutlass Cruiser	SL
1994	Oldsmobile	Cutlass Cruiser	Special Edition
1988–1997	Oldsmobile	Cutlass Supreme	Base
1988	Oldsmobile	Cutlass Supreme	Classic
1988	Oldsmobile	Cutlass Supreme	Classic Brougham
1988	Oldsmobile	Cutlass Supreme	Indy 500 Pace CAR
1988–1993	Oldsmobile	Cutlass Supreme	International
1992–1994	Oldsmobile	Cutlass Supreme	S
1988–1991, 1995–1997	Oldsmobile	Cutlass Supreme	SL
1988–1991	Oldsmobile	Delta 88	Royale
1988–1991	Oldsmobile	Delta 88	Royale Brougham
1988	Oldsmobile	Firenza	Base
1988	Oldsmobile	Firenza	Cruiser
1998	Oldsmobile	Intrigue	Base
1998–2002	Oldsmobile	Intrigue	GL
1998–2002	Oldsmobile	Intrigue	GLS
1999–2002	Oldsmobile	Intrigue	GX
1996–1999	Oldsmobile	LSS	Base
1997–1998	Oldsmobile	Regency	Base
1988–1992	Oldsmobile	Toronado	Base
1988–1992	Oldsmobile	Toronado	Trofeo
1988–1989	Pontiac	6000	Base
1988–1991	Pontiac	6000	LE
1988	Pontiac	6000	SE
1989–1991	Pontiac	6000	Special Edition
1988–1989	Pontiac	6000	STE
1988–1991	Pontiac	Bonneville	LE
1988–2002	Pontiac	Bonneville	SE
2000–2002	Pontiac	Bonneville	SLE
1988–1999	Pontiac	Bonneville	SSE
1992–2002	Pontiac	Bonneville	Ssei
1988	Pontiac	Fiero	Formula
1988	Pontiac	Fiero	GT
1988	Pontiac	Fiero	Sport
1988	Pontiac	Fiero	Value Leader
1988–2002	Pontiac	Firebird	Base
1989–2002	Pontiac	Firebird	Formula
1988–2002	Pontiac	Firebird	Trans AM
1994	Pontiac	Firebird	Trans AM GT
1989–1992	Pontiac	Firebird	Trans AM GTA
1989	Pontiac	Firebird	Trans AM GTA SE
2000–2002	Pontiac	Grand AM
1988	Pontiac	Grand AM	Base
1992–2002	Pontiac	Grand AM	GT
1988–1991	Pontiac	Grand AM	LE
1988–2002	Pontiac	Grand AM	SE
1991	Pontiac	Grand AM	Value Leader
1988–1989, 1996	Pontiac	Grand Prix	Base
1991–1993, 1995–2002	Pontiac	Grand Prix	GT
1992–1993, 1995–2002	Pontiac	Grand Prix	GTP
1988–1993	Pontiac	Grand Prix	LE
1990	Pontiac	Grand Prix	Mclaren
1988–2002	Pontiac	Grand Prix	SE
1990–1993	Pontiac	Grand Prix	STE
1988	Pontiac	Lemans	Aerocoupe
1988	Pontiac	Lemans	Aerocoupe YL
1988	Pontiac	Lemans	Base
1989–1990	Pontiac	Lemans	GSE
1989–1992	Pontiac	Lemans	LE
1988–1989, 1992–1993	Pontiac	Lemans	SE
1988–1993	Pontiac	Lemans	Value Leader
1988–1989	Pontiac	Safari	Base
1988	Pontiac	Sunbird	Base
1988–1994	Pontiac	Sunbird	GT
1989–1991, 1994	Pontiac	Sunbird	LE
1992–1993	Pontiac	Sunbird	LE Value Leader
1988–1994	Pontiac	Sunbird	SE
1991	Pontiac	Sunbird	Value Leader
1995–2002	Pontiac	Sunfire	GT
1995–2002	Pontiac	Sunfire	SE