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Filthy Motorsports: Store > Toyota T100
Toyota 8.4" T100 / Tacoma / Tundra Axle Parts, Gears, and Upgrades

Toyota 8.4" T100 and Tacoma Axle Models:

Toyota 8.4" T100
Toyota 8.4" Tacoma
Toyota 8.4" Tundra

Axle Specifications:

Ring Gear Diameter: 8.250
Diff Cover Bolts: --
Ring Gear Bolts: 12
Axle Spline Count: 30
Axle Shaft Style: Semi-Floating
C-Clips: No
Crush Sleeve Yes
Pinion Support: No
Carrier Breaks: No
Dropout Carrier: Yes

Torque Specifications:

Pinion Preload New: 14 to 17 in-lbs
Pinion Preload Reused: 5 to 6 in-lbs
Ring Gear Backlash: .006" to .010"
Ring Gear Bolt Torque: 70 ft-lbs
Carrier Bearing Caps: 70 ft-lbs

Popular Applications:

Toyota T100 1993 - 1998 Rear
Toyota Tacoma 1995 - 2015 Rear
Toyota Tundra 1999 - 2006 Rear
Toyota Sequoia 2001 - 2006 Rear

Axle Images:



Axle Details

The Toyota 8.4" axle, also known as the Toyota 8.4" T100, Tacoma, or Tundra rear axles, features a drop out style 3rd member. Although it is called a Toyota 8.4" axle, the ring gear is actually 8.25" in diameter. Other than a few very rare exceptions this axle was never offer with a factory locking differential. This axle also looks identical to the Toyota 7.5" axle so please make sure to verify your axle before placing an order. The following details may help identify your axle:

• 2010 and newer 4Runner and FJ Cruisers have the Toyota 8.2" rear axle.
• 2006 and newer Tacomas without a factory locker have the Toyota 8.4" rear axle.
• 2006 and newer Tacomas with a factory locker have the Toyota 8" TV6 rear axle.
• All 1996-2009 4Runner and FJ Cruisers without a factory locker have the Toyota 8" V6 rear axle.
• All 1996-2009 4Runners and FJ Cruisers with a factory locker have the Toyota 8" TV6 rear axle.
• 1995-2005 4x4 Tacomas without a factory locker have the Toyota 8.4" rear axle.
• 1995-2005 4x4 Tacomas with a factory locker have the Toyota 8" TV6 rear axle.
• 1995 -2009 2WD Tacomas were sold with Toyota 7.5", Toyota 8.4", and Toyota TV6 rear axles.
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ARB Air Locker
Toyota 8.4" T100 and Tacoma ARB Air Locker | 30 Spline
List Price: $1,081.58
Your Price: $940.50

ARB Air Lockers use compressed air to engage and disengage their internal locking mechanism at the simple flip of a switch. They feature components and gears that are 30% stronger than OEM differentials to offer superior strength, durability, and off-road traction.
Detroit Locker
Toyota 8.4" T100 and Tacoma Detroit Locker | 30 Spline
List Price: $686.94
Your Price: $579.95

Detroit Lockers have a legendary reputation with off-roaders and feature a heavy duty, efficient, and effective design that offers 100% traction to both wheels while still allowing for wheel speed differentiation for easy turning on the street and other high-traction surfaces.
Eaton Detroit TrueTrac
Toyota 8.4" T100 and Tacoma Eaton Detroit TrueTrac | Rear 30 Spline
List Price: $590.35
Your Price: $509.95

Detroit Truetrac Lockers are maintenance free, fully mechanical, Torsen style limited slip differentials with helical gears instead of clutch packs (which wear out over time) to provide constant torque to both wheels while still allowing for smooth turns on pavement.
Yukon Master Ring and Pinion Install Kit
Toyota 8.4" T100 and Tacoma Yukon Master Overhaul Kit
List Price: $375.39
Your Price: $326.43

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
Toyota 8.4" T100 and Tacoma Yukon Minor Overhaul Kit
List Price: $103.04
Your Price: $89.60

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 4.88
List Price: $356.91
Your Price: $310.36

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 5.29
List Price: $356.91
Your Price: $310.36

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 4.56
List Price: $281.84
Your Price: $245.08

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 3.73
List Price: $332.97
Your Price: $236.00

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 3.90
List Price: $332.97
Your Price: $236.00

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 4.11
List Price: $437.87
Your Price: $310.36

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
Toyota 8.4" T100 and Tacoma Yukon Ring and Pinion Gears | 4.30
List Price: $332.97
Your Price: $236.00

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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