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  1. Axles (10)
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8.5" / 8.6" 10 Bolt GM

8.5" / 8.6" 10 Bolt GM

Specifications

10-5/8"
10 HOLES
Irregular Gasket Pattern

  • RG Diameter 8.50"
  • 10 7/16" X 20 LH Threaded Bolts
  • PINION Diameter 1.626", 30 Spline

    CASE: 2.56 & Down, 2.73 Numerically Higher

    8620 Material Heat-Treated

    Assembly Specifications:

  • Cover Bolt Ft. Lbs. 20
  • Pinion Bearing Preload In. Lbs 24-25
  • Pinion Bearing Preload In. Lbs 10-15 Used
  • Ring Gear Backlash .005-.009
  • Ring Gear Bolt to case Ft. Lbs. 90
  • Side Bearing Caps Ft. Lbs. 60

Applications

Model Year Model

Year

Chevrolet 70-76 Trans-AM

72-81

Chevelle 70-76 C10, K10 & K20 Front

77-87

Chevy II 70-75 Blazer Front

77-91

Camaro 70-81 C10, K10 & Blazer

80-94

GTO/Firebird 70-81 K1500 Front IFS
88 & Up
Olds F-85 70-76 K2500 Front IFS
88 & Up
Z-28 72-81    

 

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8.5" GM 2.73 & UP, 28 SPLINE

Regular Price: $975.00

Special Price: $945.00

SKU: ARBRD10
8.5" GM 2.73 & UP, 28 SPLINE Learn More

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8.5" GM 2.73 & UP, 30 SPLINE AIR LOCKER

Regular Price: $975.00

Special Price: $945.00

SKU: ARBRD28
8.5" GM 2.73 & UP, 30 SPLINE AIR LOCKER Learn More

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8.5" GM 2.73 R&P..
$229.97
SKU: GM8.5-273-MG
8.5" GM 2.73 R&P.. Learn More

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8.5" GM 3.42 R&P
$202.10
SKU: GM8.5-342-MG
8.5" GM 3.42 R&P Learn More

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8.5" GM 3.73 R&P
$202.10
SKU: GM8.5-373-MG
8.5" GM 3.73 R&P Learn More

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8.5" GM 4.11 R&P
$202.10
SKU: GM8.5-411-MG
8.5" GM 4.11 R&P Learn More

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8.5" GM 4.56 R&P
$202.10
SKU: GM8.5-456-MG
8.5" GM 4.56 R&P Learn More

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8.5" GM W/PRO AG, EATON, OR DETROIT

Regular Price: $117.70

Special Price: $100.28

SKU: MK GM8.5-HD
8.5" GM W/PRO AG, EATON, OR DETROIT Learn More

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Front Axle Kit; GM 8.5 77-87 1/2 Ton L/R - 30 SplineBig Spline

Regular Price: $750.00

Special Price: $528.19

SKU: MG22170
Front Axle Kit; GM 8.5 77-87 1/2 Ton L/R - 30 SplineBig Spline Learn More

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Front Axle; GM 8.5 77-87 1/2Ton RH Inner 35.46 30 SplineUses 5-760x

Regular Price: $207.14

Special Price: $156.74

SKU: MG20115B
Front Axle; GM 8.5 77-87 1/2Ton RH Inner 35.46 30 SplineUses 5-760x Learn More

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Front Axle; GM 8.5 77-87 GM LH Inner 19.15 30 SplineUses 5-760x

Regular Price: $192.86

Special Price: $146.96

SKU: MG20132B
Front Axle; GM 8.5 77-87 GM LH Inner 19.15 30 SplineUses 5-760x Learn More

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GM 8.5" 28 SPL AIR LOCKER

Regular Price: $975.00

Special Price: $945.00

SKU: ARBRD83
GM 8.5" 28 SPL AIR LOCKER Learn More

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Rear Axle Kit; GM 8.875 65-67 Chevelle L/R - 30 SplineDual BC
$220.80
SKU: MG22110
Rear Axle Kit; GM 8.875 65-67 Chevelle L/R - 30 SplineDual BC Learn More

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Rear Axle Kit; GM 8.875 68-72 Chevelle L/R - 30 SplineDual BC
$220.80
SKU: MG22109
Rear Axle Kit; GM 8.875 68-72 Chevelle L/R - 30 SplineDual BC Learn More

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Rear Axle Kit; GM 7.5 90-92 Camaro L/R - 28 Spline
$220.80
SKU: MG22103
Rear Axle Kit; GM 7.5 90-92 Camaro L/R - 28 Spline Learn More

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Rear Axle Kit; GM 7.5 93-96 Camaro L/R - 28 Spline
$220.80
SKU: MG22104
Rear Axle Kit; GM 7.5 93-96 Camaro L/R - 28 Spline Learn More

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Rear Axle Kit; GM 8.5 65-67 Chevelle L/R - 28 SplineDual BC
$220.80
SKU: MG22100
Rear Axle Kit; GM 8.5 65-67 Chevelle L/R - 28 SplineDual BC Learn More

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Rear Axle Kit; GM 8.5 68-72 Chevelle L/R - 28 SplineDual BC
$220.80
SKU: MG22101
Rear Axle Kit; GM 8.5 68-72 Chevelle L/R - 28 SplineDual BC Learn More

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Rear Axle Kit; GM 8.5 73-77 Chevelle L/R - 28 SplineDual BC
$220.80
SKU: MG22102
Rear Axle Kit; GM 8.5 73-77 Chevelle L/R - 28 SplineDual BC Learn More

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