Ring and Pinion Set GM: 8.6" 10 Bolt - Rear Axle

Rear End Differential Parts 8.6" Inch 10 Bolt American Axle GM OE

Why buy only the best rear End Parts manufactured by American Axle rear End Parts (OE)

OE parts are made by the vehicles manufacture.  These match the parts that came with your vehicle when it rolled off the assembly line at the factory.

As a stocking distributor for American Axle Manufacture we offer a full line of Original Equipment (OE) parts. Demand original OE parts the same parts the your vehicle left the factory with including range from 7.25 inch to 11.5 inch Ring and Pinion we also provide other OE differential components.

To see the complete line of American Axle rear end and differential parts for the following rear Ends: Sierra, Silverado, Full Sized Pick Up Yukon, Avalanche and Suburban.

Master Bearing Kit Pinion Bearing Kits are available and should be changed at the same time as installation of new Ring & Pinion Gear.  Simple troubleshooting information is provided.

You find the following parts located below:

Ring and Pinion Sets, Axles, Master bearing Kits, Spider/Side Gear Kit and other miscellaneous parts.

You can identify problems with your rear differential there are. Four typical problems associated for General Motor vehicles.GM 8.6" rear End are Ring Ring and pinion failure:

Trouble Shooting GM 8.6" Rear End Differential

Problem #1 Regular “clunking” or loud “clicking” every few feet may indicate a broken ring or pinion gear tooth. “Banging, clicking or clunking” while cornering can be caused by broken carrier bearings or side gears commonly called “spider gears”, lack of sufficient positraction lubrication, or worn positraction clutches.

Problem #2 Worn carrier or pinion bearings can create excessive play between the gears and produce an uneven wear pattern or chipping teeth.
Problem
Problem #3 Check for worn bearings and replace as necessary.
Problem #4: Improper break-in mileage can and will lead to premature wear and damage.

We can provide the following GM Axle Components including Repair Kits that include Ring and Pinion Sets, Bearing Kit Master and Pinion Kit, Internal Kit, Gaskets and seals.

Guaranteed Only our original equipment (OE) quality differential components are guaranteed to meet the same specifications as the factory parts they replace.  More lapping cycles and tighter tolerance in the manufacturing process, reduce noise, improve performance, It's important.

Performance GM 8.6" inch AAM components means performance to the vehicle manufacturer’s standards.Why change gear ratio?  Lower ratio provides more power (off the line), higher ratio for concrete cursing an getting Groceries, provides more miles per gallon

 AAM Reliable  AAM products are designed for long-term reliability.

AAM Durable Advanced processes ensure AAM products withstand the high usage demand for all GM applications

Quality AAM products are manufactured to the highest-quality standards that customers demand

Performance AAM products are engineered, manufactured and validated to meet OEM specifications and ensure ultimate performance.

A detailed parts illustration is provide to assist you in identifying the correct parts, the first time.  Supply the correct parts to you mechanic will save you money.  Click part number to see more information including your cost.

  • Instructions for setting up GM 10.5 inch ring and pinion backlash and other installation instructions are included with kit.

American Axle Chevrolet GM rear End Differential OE Parts, Sorry no OE Ring and Pinion Sets are available, good after market gears are in stock.i

Instructions for setting up GM 10.5 inch ring and pinion backlash and other installation  instructions are included with kit.

SPECIFICATIONS

  • RG DIAMETER 8.5"
  • 10 7/16" X 18 LH THREADED BOLTS
  • Pinion Diameter 1.62" 30 SPLINE
  • CASE: 2.56 & Numerically Lower, 2.73 & Numerically Higher 2.73  & Numerically Lower
  • 8620 Material Heat-Treated

    Assembly Specifications:

  • Cover Bolt Ft. Lbs. 15-25
  • Pinion Brg. Preload In. Lbs 10-20
  • Pinion Brg. Preload In. Lbs New 14-25, Used 6-8
  • Ring Gear Backlash .003-.006"
  • Ring Gear Bolt to case Ft. Lbs. 65
  • Side Brg. Caps Ft. Lbs. 60

 

PART NUMBER Description Model Min year Max year Side L/R Number of Teeth Your Cost
26010415M  Axle Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1988 1991   30 $74.29
26010417M  Axle Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1992 1998   30 $74.29
40009129  Axle G-Van 2002 2011 L/R 30 $96.57
40019701 Axle  Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 2007 2017 L/R w/out Studs 30 $135.71
40022632  Axle Hummer 2006 2011 L/R 30 $146.87
40032788  Axle S, T Truck 2002 2011 L 30 $107.14
40032789  Axle S, T Truck 2002 2011 R 30 $80.00
40032789  Axle SSR 2006    R 803 mm $80.00
40048044 Carrier Loaded Open   1999 2018 2.73+ 30 / 1.29" $161.94
40135974 Positractipn Rear Helical Limited Slip   1999 2018 2.73+   $482.86
40011068  Cover Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1999 2006     $36.76
40027020  Cover Trailblazer, Envoy 2002 2012     $18.66
40029412  Pinion Yoke 1344 Yoke     30 / 33.39   $47.54
40090474  Pinion Yoke 1355 Yoke     30 / 33.39   $47.54
26066706  Ring & Pinion Caprice, Impala, Roadmaster, Fleetwood, Sierra, Yukon, Silverado 1980 2018 3.73 / 11x41   $285.71
40053029 Ring & Pinion  Caprice, Impala, Roadmaster, Fleetwood, Sierra, Yukon, Silverado 1980 2018 3.42 / 12x41   $222.86
40053031 Ring & Pinion  Caprice, Impala, Roadmaster, Fleetwood, Sierra, Yukon, Silverado 1980 2018 4.1   $222.86
40053037  Ring & Pinion Caprice, Limo, Cadillac, Impala, Oldsmobile 1987 2004 3.73    Call 
40053802  Ring & Pinion Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1980 2018 4.56   $237.71
40108742  Ring & Pinion Caprice, Impala, Roadmaster, Fleetwood, Sierra, Yukon, Silverado 1986 2018 3.23   $385.71
40127810  Ring & Pinion Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1980 2018 3.08   $228.57
40016199 Exciter Tone Ring   2003 2007     $24.83
40030759 Exciter Tone Ring   2007 +   ABS   $17.23
3833322 C Clip           $0.96
74030006 Cover Kit H3, H3T, Colorado, Canyon 2004 2012     $45.71
74030007 Cover Kit Sierra, Silverado, Yukon, Tahoe, Escalade, Avalanche, Savana, Ex 1998 2012     $44.29
74040441 Internal Kit Spider/Side Gear S10,Sonoma, Blazer, Jimmy, Bravada, Silverado, Sierra, Yukon, Su 1990 1998     $66.86
74040887 Internal Kit Spider/Side Gear  Sierra, Silverado, Suburban, Yukon, Denali, Avalanche, Savana, E 2009 2012     $66.86
74046964 Internal Kit Spider/Side Gear  Silverado, Sierra, Yukon, Blazer, Jimmy, Suburban, Caprice, G-Va 1982 1989     $66.86
74047014 Internal Kit Spider/Side Gear  S10, Sonoma, Blazer, Jimmy, Bravada, Silverado, Sierra, Yukon, T 1999 - 2000     $75.71
74047015  Internal Kit Spider/Side Gear  S10, Sonoma, Blazer, Jimmy, Bravada, Silverado, Sierra, Yukon, T 2000 2008 L & R 30 Spline, 797 mm $75.71
74067007 Bearing Kit Master Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1982 1998     $65.34
74067008 Bearing Kit Master Sierra, Silverado, Yukon, Denali, Suburban, Excalade, Avalanche, 1999 2008     $63.79
74067016 Bearing Kit Master Sierra, Silverado, Suburban, Yukon, Escalade, Denali, Avalanche, 2009 - 2014     $84.69
74067026  Axle Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1971 1998  L  30 Sp $65.34
74010008 Bearing Kit Master   1998 2012     $41.43
40060238  Cover           $2.46
74020007  Seal Pinion Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1998 2012     $35.51
26060975  Seal End Yoke           $4.90
26064028  Seal Pinion   1999 2008     $7.54
26064029   Seal Pinion   2009 2018     $11.79
40018901 Gasket Cover Rubber Over Metal      1998+ C/K/G/S/T   $9.07
40045940 Gasket Cover Rubber Over Metalrear           $20.09
40007601 Fill Plug           $2.21
74070008 Bearing/Seal Rear Axle Sierra, Yukon, Silverado, Avalanche, Tahoe, Suburban, Escalade, 1980 2016     $23.03

8.6" 10 Bolt - GM Rear End 10 Bolt - GM Rear EndAAM GM 8.6 Parts Illustration