GM 8.25" IFS Front Ring and Pinion Differential Parts
Having problems with Chevrolet GM 8.25 front differential?  We offer a complete Rear Differential 8.6line of rear end parts for the GM 8.25 inch differential, this differential was utilized by GM in it very popular GM 8.25" IFS Front Differential Parts, this differential was utilized GM used this very popular differential in there full size Chevrolets and GMC pickup truck K15 starting in 1988, Blazer and Jimmy between 1992 to 1994. Suburbans starting in 1992 and Tahoe and Yukon starting in 1995.  
 
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 are not available for this differential.  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 8.25" front differential.

Applications
Model

Year

K15

88-Up

Blazer and Jimmy

92-94

Suburban

92-Up

Tahoe and Yukon

95-UP

 

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 proble

 

 

 Specifications

RG Diameter 8.25"
  • 10 7/16" X 20 LH Threaded Bolts
  • PINION Diameter 1.625", 30 Spline

    CASE: no case breaks

  • 8620 Material Heat-Treated

  • Assembly Specifications:

  • Acuator Solenoid 15 Ft. Lbs.
  • Axle Assy. Mtg. Bushing - Bolt 75 Ft. Lbs.
  • Carrier Case Bolts 75Ft. Lbs.
  • Carrier Mtg. Bolt & Nut 70 Ft. Lbs
  • Drain Fill Plug 24 Ft. Lbs
  • Axle Tube to Carrier Bolt 30 Ft. Lbs
  • Ring Gear Bolt LH 85 FT. Lbs
  • Ring Gear Backlash 8-12

 

halfinchhhorzstrip_large.jpg
 

 

GM 8.25" Differential Ring and Pinion Sets  
Part Number

Ratio

Teeth

Price

 
GM885342 IFS

3.42

 41-12

$241.66

 
GM885373 IFS

3.73

41-11

$241.66

Quality Guaranteed Performance
GM885411 IFS

4.11

37-9

$241.66

GM885456 IFS

4.56

41-9

$241.66

GM885488 IFS

4.88

39-8

$241.66

halfinchhhorzstrip_large.jpg
 

Differential Parts & Bearing Overhaul Kits

Description

Part Number

Price

dialindicator_base_regular.jpg

 Your Cost $48.98 + S&H.
Case, Empty

AAM 26018131

$134.84

Internal Kit

MTGM10BI-IFS

$146.00

Master Bearing Overhaul Kit before 1997
 MTR8.2RIFSMK
  $109.00
Master Bearing Overhaul Kit with Timken Bearings before 1997 MTR8.2RIFSMKT  $132.00
Master Bearing Overhaul Kit 1997 & Later MTR8.2RIFSLMK
 $139.00
Master Bearing Overhaul Kit with Timken Bearings 1997 & Later
 MTR8.2RIFSLMKT
$151.00

 Click image to enlarge.

 8_25frontaxlegm_th.jpg