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USA Standard Gear ZA W39252 GM Axle RH Inner 28 Spline for 79-87 GM Truck/Blazer 4340 Chrome Moly
$164.89

USA Standard Gear ZA W39252 Axle: Precision Engineering for Your GM Ride

If you're looking to upgrade your drivetrain with a reliable and robust axle, the USA Standard Gear ZA W39252 is a top-notch choice. Built with precision manufacturing technologies, this axle is designed to handle the rigors of both daily driving and competitive environments. It’s a perfect fit for various GM models from 1979 to 1987, ensuring that you get the performance you need without compromising on quality.

Fitment

The ZA W39252 is compatible with the following vehicles:

  • Chevrolet Blazer (1987)
  • Chevrolet C/K 10 (1979-1986)
  • Chevrolet C/K 20 (1979-1986)
  • Chevrolet K5 Blazer (1979-1986)
  • Chevrolet R/V 10 (1987)
  • Chevrolet R/V 20 (1987)
  • Chevrolet Suburban (1979-1988)
  • GMC C/K 1500 (1986)
  • GMC C/K 2500 (1986)
  • GMC V1500 (1987)
  • GMC V2500 (1987)

Technical Specifications

  • Spline Count: 28
  • Length: 19.15 inches
  • Type: Left hand inner axle
  • U-joint Size: 5-760X
  • Material: 4340 Chromoly

Why Choose the ZA W39252?

This axle is specifically designed to be larger in diameter than the stock 28 spline, providing enhanced strength and durability. However, keep in mind that to properly install this axle, you will need to purchase the carrier case part number YC G26010481. This ensures that you have the right components for a seamless installation and optimal performance.

Warranty and Customer Feedback

USA Standard Gear stands behind their products with a 5-year warranty against manufacturer defects, giving you peace of mind with your purchase. Customers have reported excellent results after installing the ZA W39252 in their GM vehicles, noting improvements in reliability and performance. For instance, a Chevrolet C/K 20 owner mentioned, "After swapping in the ZA W39252, my truck feels much more stable, especially when towing heavy loads." Another user who installed it on a K5 Blazer said, "This axle gave my ride the durability I was looking for, and installation was straightforward with the right parts."

Upgrade your GM vehicle with the USA Standard Gear ZA W39252 axle and experience the difference in performance and reliability. Whether you're hitting the trails or cruising the streets, this axle is built to last and enhance your driving experience.

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Vehicle Make/Model
Chevrolet Blazer 1987 Silverado
Chevrolet Blazer 1987 Custom Deluxe
Chevrolet C10 1979-1986 Custom
Chevrolet C10 1979-1980 Big Ten
Chevrolet C10 1979-1981 Cheyenne
Chevrolet C10 1979-1986 Scottsdale
Chevrolet C10 1979-1986 Silverado
Chevrolet C10 1979-1980 Custom Deluxe
Chevrolet C10 1981 Deluxe
Chevrolet C10 Suburban 1979-1980, 1982-1986 Silverado
Chevrolet C10 Suburban 1979-1980 Custom Deluxe
Chevrolet C10 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet C10 Suburban 1981-1986 Custom
Chevrolet C10 Suburban 1981 Deluxe
Chevrolet C20 1979-1986 Silverado
Chevrolet C20 1979-1980 Custom Deluxe
Chevrolet C20 1979-1986 Scottsdale
Chevrolet C20 1979-1981, 1986 Cheyenne
Chevrolet C20 1981-1986 Custom
Chevrolet C20 1981 Deluxe
Chevrolet C20 1986 Base
Chevrolet C20 Suburban 1979-1980, 1982-1986 Silverado
Chevrolet C20 Suburban 1979-1980 Custom Deluxe
Chevrolet C20 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet C20 Suburban 1981 Deluxe
Chevrolet C20 Suburban 1981-1986 Custom
Chevrolet K10 1979-1986 Silverado
Chevrolet K10 1979-1980 Custom Deluxe
Chevrolet K10 1979-1986 Scottsdale
Chevrolet K10 1979-1981 Cheyenne
Chevrolet K10 1981 Deluxe
Chevrolet K10 1981-1986 Custom
Chevrolet K10 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet K10 Suburban 1979-1980, 1982-1983, 1985-1986 Silverado
Chevrolet K10 Suburban 1979-1980 Custom Deluxe
Chevrolet K10 Suburban 1981 Deluxe
Chevrolet K10 Suburban 1981-1986 Custom
Chevrolet K20 1979-1980 Custom Deluxe
Chevrolet K20 1979-1981 Cheyenne
Chevrolet K20 1979-1983, 1985-1986 Silverado
Chevrolet K20 1979-1986 Scottsdale
Chevrolet K20 1981-1986 Custom
Chevrolet K20 1981 Deluxe
Chevrolet K20 Suburban 1979-1980 Custom Deluxe
Chevrolet K20 Suburban 1979-1980, 1982-1983, 1985-1986 Silverado
Chevrolet K20 Suburban 1979-1980, 1982, 1984-1986 Scottsdale
Chevrolet K20 Suburban 1981-1986 Custom
Chevrolet K20 Suburban 1981 Deluxe
Chevrolet K5 Blazer 1979-1980 Cheyenne
Chevrolet K5 Blazer 1979-1980 Custom Deluxe
Chevrolet K5 Blazer 1980-1986 Silverado
Chevrolet K5 Blazer 1981-1986 Custom
Chevrolet K5 Blazer 1981 Deluxe
Chevrolet K5 Blazer 1984 Scottsdale
Chevrolet R10 1987 Silverado
Chevrolet R10 1987 Scottsdale
Chevrolet R10 1987 Custom Deluxe
Chevrolet R10 Suburban 1987-1988 Silverado
Chevrolet R10 Suburban 1987 Custom Deluxe
Chevrolet R10 Suburban 1987-1988 Scottsdale
Chevrolet R20 Suburban 1987-1988 Silverado
Chevrolet R20 Suburban 1987-1988 Scottsdale
Chevrolet R20 Suburban 1987 Custom Deluxe
Chevrolet S10 Blazer 1987 High Country
Chevrolet S10 Blazer 1987 Tahoe
Chevrolet S10 Blazer 1987 Base
Chevrolet S10 Blazer 1987 Sport
Chevrolet Suburban 1987-1988 Base
Chevrolet V10 1987 Custom Deluxe
Chevrolet V10 1987 Silverado
Chevrolet V10 1987 Scottsdale
Chevrolet V10 Suburban 1987 Custom Deluxe
Chevrolet V10 Suburban 1987-1988 Silverado
Chevrolet V10 Suburban 1987-1988 Scottsdale
Chevrolet V20 1987 Silverado
Chevrolet V20 1987 Custom Deluxe
Chevrolet V20 1987 Scottsdale
Chevrolet V20 Suburban 1987-1988 Scottsdale
Chevrolet V20 Suburban 1987 Custom Deluxe
Chevrolet V20 Suburban 1987-1988 Silverado
GMC C1500 1986 Sierra Classic
GMC C1500 1986 Base
GMC C1500 1986 High Sierra
GMC C1500 Suburban 1986 High Sierra
GMC C1500 Suburban 1986 Base
GMC C1500 Suburban 1986 Sierra Classic
GMC C2500 1986 Base
GMC C2500 1986 High Sierra
GMC C2500 1986 Sierra Classic
GMC C2500 Suburban 1986 High Sierra
GMC C2500 Suburban 1986 Base
GMC C2500 Suburban 1986 Sierra Classic
GMC K1500 1986 High Sierra
GMC K1500 1986 Sierra Classic
GMC K1500 1986 Base
GMC K1500 Suburban 1986 High Sierra
GMC K1500 Suburban 1986 Base
GMC K1500 Suburban 1986 Sierra Classic
GMC K2500 1986 Base
GMC K2500 1986 Sierra Classic
GMC K2500 1986 High Sierra
GMC K2500 Suburban 1986 Base
GMC K2500 Suburban 1986 High Sierra
GMC K2500 Suburban 1986 Sierra Classic
GMC V1500 1987 Sierra Classic
GMC V1500 1987 High Sierra
GMC V1500 1987 Base
GMC V1500 Suburban 1987 Sierra Classic
GMC V1500 Suburban 1987 High Sierra
GMC V1500 Suburban 1987 Base
GMC V2500 1987 Sierra Classic
GMC V2500 1987 High Sierra
GMC V2500 1987 Base
GMC V2500 Suburban 1987 Sierra Classic
GMC V2500 Suburban 1987 Base
GMC V2500 Suburban 1987 High Sierra

USA Standard Gear Banner

Who is USA Standard Gear?

USA Standard Gear is a company that supplies high-quality parts for the automotive industry. They are a one-stop-shop for all your drivetrain component needs and have one of the industry's most comprehensive parts list and inventory. Today, they are considered the leading supplier of these parts in the United States.

Drivetrain Experts

The company offers various parts ranging from axles, differential gears, lockers, limited slips, drivelines, and more. It is built by a team of craftsmen who has years of experience when it comes to assembling and modifying their own builds. This passion is what drives the company to create some of the best products in the market.

Quality In Every Product

All their parts are manufactured in their facility equipped with the latest and most sophisticated tools available today. They also have two high-tech testing labs to ensure that every product comes out with the company's quality.

The USA Standard Gear engineering team is constantly on edge trying to find ways to develop and further improve their products. That is why they can produce innovative parts that adapt to the changing trend in the automotive world.

Purchase USA Standard Gear at Vivid Racing

If you are in the market for reliable and top-notched drivetrain components, then USA Standard Gear is the brand for you. With years of experience developing their products, they have provided their customers with parts they could trust, whether it's a replacement component or an upgrade. 

To know more about USA Standard Gear, visit Vivid Racing and check out their list of offerings that fit your specific requirement.





USA Standard Gear® ("USA Standard") warrants the original retail purchaser that all USA Standard products will be free from defects in materials and workmanship for the periods shown herein. USA Standard makes no other warranty of any kind, express or implied. All other warranties, including but not limited to an implied warranty of merchantability or fitness for a particular purpose, are excluded. This warranty is offered provided that the USA Standard product has been installed and maintained in accordance with USA Standard instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At USA Standard's discretion, this warranty may be voided if installation of USA Standard product(s) occurs on vehicles with tires that exceed USA Standard Maximum Recommended Tire Size.

Upon notification of a warranty claim, USA Standard shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product or replace it.

This warranty does not cover, and USA Standard shall not be liable for, incidental or consequential damages, including loss of time, road service charges, labor charges, inconvenience, loss of vehicle use, loss of revenues, or loss or damage to personal property (including loss or damage to vehicle parts due to the failure of the USA Standard product). In addition, this warranty does not cover, and USA Standard shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling USA Standard Gear® products, except where such agreements are within the provisions of this Warranty statement. Also, this warranty does not cover damage to the axle caused by or facilitated by failure of a non-USA Standard component.

This agreement offers you specific legal rights. You may also have other rights which vary from state to state.

USA STANDARD GEAR® WARRANTY BY PRODUCT
USA Standard Product Length of Warranty (From date of sale) NOTES
SpoolAs long as original purchaser owns vehicle in which Spool is originally installed It is normal for Spools to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for Spool to function properly without premature wear.
Rear Axle (1040/1050)Five (5) Years Covers parts for five years against manufacturing defects.
Front Axle (Series ZA W)Five (5) Years Five year warranty covering manufacturing defects and axle breakage. This warranty is not transferable to another party. “No Questions Asked” replacement for first warranty return, however, USA Standard Gear reserves the right to either replace axle or refund original purchase price after the first warranty claim. USA Standard Gear (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
Ring & Pinion Gear SetOne (1) YearWarrantied against manufacturing defects for one (1) year.
Positraction DifferentialOne (1) Year Exclusions apply, does not cover premature clutch wear or abuse. It is normal for Positraction differentials to cause tire chatter, squeal, or scrubbing when vehicle is not moving in a straight line. Both rear tires must measure the same height from ground to top of wheel for differential to function properly without premature wear. Limited slip additive or appropriate friction modifier must be used with oil to reduce Positraction chatter.
Spartan LockerOne (1) YearWarrantied against manufacturers defects for one (1) year.
Install KitsOne (1) Year Includes ZBK, ZPK, and ZK. Covers parts for one year against manufacturing defects.
Spider Gear Kits (ZIK)One (1) YearOne year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
Replacement Driveshafts (ZDS)One (1) Year Warrantied against manufacturing defects for one (1) year.

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