Nitro Gear & Axle Cheyenne GM 8.875" 12T 30 Spline 30-3/4" 6 Lug Rear Axle Shaft for Chevrolet & GMC 1965-1972

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GM 12T 6 Lug 30-3/4" Axle Shaft OE Replacement

Fits Early 17 Spline HSG

Nitro Gear & Axle strives to provide the highest quality differential & axle components available. We take the steps necessary to ensure our parts are dependable. Our product range is continually growing to meet the needs of consumers for new ratios and Fits. At Nitro, we know differentials and know what it takes to provide you with high quality components.


1965-1972 Chevrolet C10 Cheyenne

1965-1972 Chevrolet K10 Cheyenne

1965-1972 Chevrolet C20 Cheyenne

1965-1972 Chevrolet K20 Cheyenne

1965-1972 GMC C10

1965-1972 GMC K10

1965-1972 GMC C20

1965-1972 GMC K20

1965-1972 Chevrolet Suburban

1969-1972 Chevrolet Blazer

1970-1972 GMC Jimmy

9.5" 32-3/4" 33 spline 8 Lug Axle Shaft OE Replacement

1981-1996 GMC 2500

1981-1996 Chevrolet C, G, K & P20

1981-1996 Chevrolet C, G, K & P30 (Rear Right Only)

1981-1996 GMC 3500 (Rear Right Only)

1996 Chevrolet Express 3500

1996 GMC Savana 3500

1982-1991 Chevrolet Suburban 2500

1982-1991 GMC Suburban 2500


*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: 17.5 lb

Box Dimensions: 1 x 1 x 1 in

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