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GM 7.5" Differential Parts & Ring and Pinions |
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 Having problems with Chevrolet GM 7.5 or 7.625 rear end? We offer a complete line of rear
end parts for the GM 7.5 & 7.625 inch differential,this differential was
utilized by GM in it very popular passenger Car starting in 1977. 1982 GM starting
installation in the Camaro and Z28 series vehicles, Pontiac Firebirds and Trans
AM began using it in 1982. This differential also is utilized in the S-10 series
Blazers and Jimmy. Our inventory includes ring gear and pinion sets, including
aftermarket and OE gear sets. We are able to supply axles, bearing overhaul
kits, carriers, cases, spider and side gears. Positraction units we offer include
Lockrights by Powertrax, Auburn, Detroit Lockers, Trac Loc and ARB air lockers.
We are a Dana Spice volume distributor and offer a complete line or ring gear
and pinions to the large Dana 80 differential.
Specifications are provided below
to assist you in the identification and setup as well as torque spec's
for your Chevrolet/General Motors 7.5" and 7.625" differentials.
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Applications
| Model |
Year
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| GM Passenger Car (Except H body Monza, Vega, Starfaire) |
77-93
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| Camaro, Z28 |
82-97
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| Chevrolet S-10 & S-15 |
77-97
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| Pontiac Firebird & Trans Am |
82-97
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What differential ratio do you have?
Need information on how to setup ring and pinion
backlash
Purchase your parts @ drivetrain.com and receive telephone access to experienced
differential technician to assist you with installation, we help you solve the problem.
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Specifications
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8-5/16" X 10-9/16"
10 HOLES
OVAL Gasket Pattern
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| GM 7.5" 7.625"
Differential Ring and Pinion Sets |
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| Part Number |
OE Number |
Ratio
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Teeth |
Price
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| GM7.5-273 |
OEM |
2.73
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$296.00
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| GM7.5-308 |
14048380 |
3.08
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40-13
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$208.33
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Quality Guaranteed Performance |
| GM7.5-323 |
14085348 |
3.23
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42-13
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$208.33
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| GM7.5-342 |
14048378 |
3.42
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41-12
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$208.33
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| GM7.5-373 |
14048379 |
3.73
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3.73
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$208.33
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| GM7.5-373OE |
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3.73
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3.73
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$260.30
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| GM7.5-410 |
14059087 |
4.10
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41-10
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$208.33
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| GM7.5-456 |
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4.56
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$287.50
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Differential Parts & Bearing Overhaul Kits
| Description |
Part Number
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Price
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| Case, Empty 7.5" 3.23 - 4.56 |
SA65-2015
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$122.82
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| Case, Empty 7 5/8" 2.73 - 3.08 |
SA65-2015A
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$122.82
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| Case, Empty 7 5/8" 3.23 - 4.56 |
SA65-2015B
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$131.03
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| Bearing/Overhaul Kit 7.5/7 5/8" |
DTSR7.5GRMK
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$93.83
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| Bearing/Overhaul Kit GM 7.5 82 Newer |
DTSR7.5GRMK
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$93.83
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| Installation Kit (no bearings) |
MWGM7.5IK
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$50.00
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See the kit.
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| Internal Kit 7.5" 26 spline (spider/side gears, cross shaft thrust washer) |
SA852015
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$123.33
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| Internal Kit 7 5/8" 28 spline (spider/side gears, cross shaft thrust washer) |
SA852015B
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$123.33
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| Axle 7.5" 26 Spline, 5 holes, 29" length, R&L 4WD 83-89 S Series Blazer,
83-89 S Series Jimmy, 83-89 GMC S15, 83-89 Sonoma |
PA5567
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$120.32
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Your Cost $48.98 + S&H.
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| Axle 7.5" 28 Spline 5 holes, 29" length, R&L, 4WD 88-98 Series Blazer,
88098 S Series Jimmy, 94-96 Olds Bravado, 88-98 Chevy S10, 88-98 GMC S15, 88-98 Sonoma |
PA5566
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$120.32
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| Axle 85-89 Astro Van 26 Spline Left Side |
PA5737
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$146.67
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| Axle 85-89 Astro Van 26 Spline Right Side |
PA5738
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$146.67
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| Axle 90-98 Astro Van 26 Spline Left Side |
PA5739
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$146.67
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| Axle 90-98 Astro Van 26 Spline Right Side |
PA5740
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$146.67
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| Bearing, Axle 2.25 Outside Diameter |
TIM5707
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$12.86
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| Seal, Axle |
TM86605
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$2.08
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GM 7.5" 7.625" Positraction Differential Options
Description
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Part Number
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Price
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What's the difference in Positraction's?
Check out Differentials what's the Difference?
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Auburn Limited Slip Positraction 2.73 -3.08 26 spline 1979 newer
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542058
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$384.50
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Auburn Limited Slip Positraction 3.23 -4.56 26 spline 1979 newer
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542057
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$384.50
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Auburn Limited Slip Positraction 2.73 -3.08 28 spline 1988 newer
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542041
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$384.50
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Auburn Limited Slip Positraction 3.23 up 28 spline 1988 newer
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542040
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$384.50
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LockRight 7.5" 26 spline
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1930
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$352.02
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LockRight 7 5/8" 28 spline
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1931
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$350.31
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LockRight 7 5/8" 26 spline
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1932
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$350.31
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no-slip Powertrax Positraction 26 Spline
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92-0775-2605
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$425.25
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Detroit Locker 26 spline 3.23 and up
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DET162-58A
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$559.97
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