Nitro Gear & Axle 8" 4 Cyl Bearing Kit

Price $151.11
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Toyota 8" 4 Cylinder Differential For use with 1-5/8" Pinion Head Bearing & Seal Kit

with 86 & Newer OEM or TV6-XXX-NG Gears,

Kit Contents:

Pinion Bearings/Races

Carrier Bearings/Races

Pinion Seal

Crush Sleeve

Marking Compound w/ Brush

Tech Note:

All 79-85 Toyota 8" used 1-1/2" pinion head from factory. All 86-95 Toyota 8" 4 cyl & V6 used 1-5/8" pinion head from factory. Aftermarket gears that are referred to as V6 are 1-5/8" pinion head, aftermarket gears referred to as 4 cyl gears are 1-1/2" pinion head.

The kits assembled by Nitro Gear & Axle only uses the highest quality bearings available from Timken & Koyo. Nitro Gear & Axle does not use any cheap Chinese bearings. By using only Timken & Koyo bearings just like all of the OEM vehicle manufacturers you can be assured that your differential will be reliable, durable, & quiet for years to come.


Differential: Toyota 8" with

Differential: 1-5/8" Pinion head thickness

(Standard Rotation)

Kit Assembly by: Nitro Gear & Axle


1984-1985 Toyota 4Runner & Surf w/ aftermarket V6 gears

1986-1995 Toyota 4Runner & Surf w/ stock or aftermarket V6 gears

1979-1985 Toyota 4x4 Hilux Pickup w/ aftermarket V6 gears

1986-1995 Toyota 4x4 Hilux Pickup w/ stock or aftermarket V6 gears

1985-1993 Toyota Landcruiser II Prado RJ70 LJ70 w/ stock or aftermarket V6 gears


*All Nitro Gear & Axle brand products are warrantied to be free of manufacturer defects for the specified period. Warranty requests must be made by the original purchaser and submitted by the dealer purchased from. Any parts sent for warranty consideration must be pre-approved and shipped prepaid freight to our facility with copy of RGA for our inspection & determination. We will not pay for labor, shipping cost, loss of revenue or perishable goods, commercial losses, costs of telephone calls, shipping or general inconvenience. This is our only warranty expressed or implied. Unauthorized warranty returns may be refused. Warranty generally covers MFG defects in material or workmanship. Abuse, overloading, improper lubrication, misuse, commercial or competition use voids warranty. Normal characteristics are not warrantable, such as Gear whine. Minor cosmetic flaws, dings, burrs from shipping or manufacturing, are not considered defect, it is installer responsibility to address these at time of install. Customer is responsible for shipping charges if warranty is granted. Warranty is for the original purchaser/user, is not transferable. Warranty covers one replacement or credit solely at our discretion. Warranty determinations are at our sole discretion.

In addition to the above conditions, see special notes for these products:

Ring & Pinion - Warrantied against manufacturing defects. 2 years from date of purchase. Must provide set-up specs.

Chromoly front Axles, Excalibur Joints, 30/30 Birfield kits - Warrantied against manufacturing defects for the life of the vehicle. These products are also covered for Breakage. The Shaft / joint must be BROKEN. Wear, twisting, bending are not warrantable. Damages caused by failure of other parts are not warrantable, for example broken U-joint (other than Nitro Excalibur) causing damage to Axle ears.

Rear Chromoly Axles - Warrantied against manufacturing defects for 5 years. These products are also covered for Breakage. The Shaft must be BROKEN. Worn, twisted, or bent axles are not warrantable.


This product can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
For more information go to:


Box Weight: 6 lb

Box Dimensions: 1 x 1 x 1 in

Shopper Approved Review

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