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Filthy Motorsports: Store > GM 8.25" IFS
GM 8.25" IFS Axle Parts, Gears, and Upgrades

Axle Specifications:

Ring Gear Diameter: 8.250
Ring Gear Bolts: 10
Axle Spline Count: 28
Axle Shaft Style: CV Shafts
C-Clips: No
Crush Sleeve Yes
Pinion Nut: 1-1/4"
Pinion Support: No
Carrier Breaks: No
Housing Material: Aluminum

References and Resources:

Detailed Axle Rebuild Thread
Detailed Axle Removal Instructions

Torque Specifications:

Pinion Preload New: 14 to 19 in-lbs
Pinion Preload Reused: 6 to 8 in-lbs
Ring Gear Backlash: .006" to .010"
Ring Gear Bolt Torque: 65 ft-lbs

Popular Applications:

Chevy Blazer 1992 - 1994 Front
Chevy Tahoe 1995 - 2011 Front
Chevy Suburban 1988 - 2011 Front
Chevy Avalanche 2002 - 2011 Front
Chevy Silverado 1999 - 2011 Front
Cadillac Escalade 1999 - 2011 Front
GMC Yukon 1992 - 2011 Front
GMC K10 / K25 1988 - 1999 Front
GMC Sierra 1998 - 2011 Front
GMC Envoy 2002 - 2003 Front

Axle Images:



Axle Details

The GM 8.25" IFS axle is found under most of GM's current lineup of mid to full-size trucks and SUVs and features an aluminum clam-shell style carrier that houses a large 8.25" diameter ring gear and uses 28 spline CV axle shafts.
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Yukon Master Ring and Pinion Install Kit
GM 8.25" IFS Yukon Master Overhaul Kit | '98 and Older
List Price: $309.45
Your Price: $269.09

Yukon master overhaul kits include everything you need to rebuild your differential, install new ring and pinion gears or add a differential locker. Every component is of the highest quality and engineered specifically for your application to ensure accurate set up.
Yukon Master Ring and Pinion Install Kit
GM 8.25" IFS Yukon Master Overhaul Kit | '99 and Newer
List Price: $309.45
Your Price: $269.09

Yukon master overhaul kits include everything you need to rebuild your differential, install new ring and pinion gears or add a differential locker. Every component is of the highest quality and engineered specifically for your application to ensure accurate set up.
Yukon Minor Ring and Pinion Install Kit
GM 8.25" IFS Yukon Minor Overhaul Kit
List Price: $42.64
Your Price: $38.03

Yukon minor overhaul kits include all of the seals, shims, and small parts you need to install new ring and pinion gears or add a differential locker (using the existing bearings). Every part is of the highest quality and made specifically for each axle application.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 3.42 (Reverse)
List Price: $390.00
Your Price: $339.13

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 3.73 (Reverse)
List Price: $429.00
Your Price: $373.04

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 4.11 (Reverse)
List Price: $351.92
Your Price: $306.02

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 4.56 (Reverse)
List Price: $351.92
Your Price: $306.02

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 4.88 (Reverse)
List Price: $351.92
Your Price: $306.02

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
Yukon Gear and Axle Ring and Pinion Sets
GM 8.25" IFS Yukon Ring and Pinion Gears | 5.13 (Reverse)
List Price: $292.82
Your Price: $254.63

Yukon ring and pinion gears are built for heavy duty applications like racing, towing, and rock crawling. They're machined from the finest materials using modern gear grinding technology to give each set superior strength and the smoothest and most precise finish.
   
 
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