Nitro Gear & Axle 7.25" Master Install Kit

Sale Price $115.50
In-stock. Item ships in 1-3 business days.
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Chrysler 7.25" Nitro Master Install Kit

Recommended: 3 quarts of Nitro Synthetic Plus Gear Lube

Kit Contents:

Pinion Bearing & Race x2

Carrier Bearing & Race x2

Pinion Nut x1

Pinion Seal x1

Pinion Shims

Crush Sleeve x1

Silicone x1

Marking Compound x1

Brush x1

Loctite x1

The kits assembled by Nitro Gear & Axle only use 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: Chrysler 7.25"

Ring Gear Bolts: (not included)

Manufacturer: Nitro Gear & Axle


1977-1973 Chrysler Imperial

1977-1982 Chrysler New Yorker

1983-1989 Chrysler Fifth Avenue

1970-1974 Plymouth Barracuda

1963-1974 Plymouth Belvedere

1966-1978 Plymouth Fury

1970-1976 Plymouth Duster

1970-1974 Dodge Challenger

1966-1978 Dodge Charger

1963-1976 Dodge Coronet

1966-1976 Dodge Dart

1978-1983 Dodge Magnum

1986-1996 Dodge Dakota 4wd 4x4 Front

1998 Dodge Durango

1987-1998 Dodge Dakota

1977-1984 Dodge Diplomat

1965-1979 Dodge Monaco


*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: 4.5 lb

Box Dimensions: 1 x 1 x 1 in

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