.jpeg?q=90&p=thumb&w=200&h=200)
.jpeg?q=90&p=thumb&w=40&h=40)
Brakes 
Driveline 
Electronics 
Handlebars & Controls 
Package Deals 
Wheel Accessories 
Wheels by Vehicle 
Tools and Maintenance 
Universal & Repair 
Vivid Racing Gear 
See more parts for Chevrolet Blazer
Select the year of your Chevrolet Blazer:
Yukon Gear & Axle YDGGM12T-3-30-1 Dura Grip Limited Slip Differential
If you're looking to enhance the traction and performance of your classic GM ride, the Yukon Gear & Axle YDGGM12T-3-30-1 Dura Grip is the way to go. This positraction limited slip differential is designed to provide smooth yet aggressive traction, giving you the confidence you need whether you're cruising down the highway or tackling off-road trails. Engineered for durability and longevity, the Dura Grip is fully rebuildable, making it a smart investment for any performance enthusiast.
Why Choose Yukon Dura Grip?
The Dura Grip stands out with its robust construction, featuring a high-strength nodular case and forged 4320 chromoly spider gears. This means you get unmatched durability and performance, even under the most demanding conditions. The composite clutches ensure that you get a reliable grip, allowing for better handling and stability.
Key Features
- Designed for 12T GM differentials
- Compatible with 30 spline axles
- Accommodates gear ratios from 2.76 to 3.42 (also fits thick gears)
- Constructed with 4320 chromoly spider gears for superior strength
- Backed by extensive product testing and advanced software design
- Limited Slip Differential featuring composite clutches
- Fully rebuildable design, proudly assembled in the USA
Specifications
- Assembled: Yes
- Axle Shaft Spline Quantity: 30
- Axle Type: Semi-Floating
- Bolt Hole Quantity: 12
- Case Included: Yes
- Differential Brand: GM
- Gear Ratio: 2.76 to 3.42
- Heat Treated: Yes
- Material: Steel
Vehicle Fitment
The YDGGM12T-3-30-1 Dura Grip is compatible with a range of classic Chevrolet and GMC models, ensuring a perfect fit for your restoration or upgrade project:
- Chevrolet Blazer (1969-1974 & 1987)
- Chevrolet C/K 10 (1963-1986)
- Chevrolet G10 (1975-1981)
- Chevrolet G10 Van (1970-1974)
- Chevrolet K5 Blazer (1975-1986)
- Chevrolet R/V 10 (1987)
- Chevrolet Suburban (1963-1988)
- GMC C/K 15 (1966-1978)
- GMC C/K 1500 (1979-1986)
- GMC G1500 (1983-1987)
- GMC R1500 (1987)
- GMC V1500 (1987)
Customer Feedback
Owners of classic Chevy trucks and vans have praised the Dura Grip for its performance. One GMC C/K 1500 owner mentioned, “Installed the Dura Grip in my 1985 C/K 1500, and the difference in traction is night and day. It handles turns better, and I feel more confident on the trails.” Another Chevrolet Blazer enthusiast noted, “The rebuildable design is a huge plus, and I love that it fits perfectly with my stock setup while giving me that extra grip when I need it.”
When it comes to performance, durability, and strength, the Yukon Dura Grip is the ultimate choice for your classic GM vehicle. Get ready to take your ride to the next level!
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1969-1974, 1987 Chevrolet Blazer |
Blazer | 1969-1974, 1987 |
|
1963-1986 Chevrolet C/K 10 |
C/K 10 | 1963-1986 |
|
1975-1981 Chevrolet G10 |
G10 | 1975-1981 |
|
1970-1974 Chevrolet G10 Van |
G10 Van | 1970-1974 |
|
1975-1986 Chevrolet K5 Blazer |
K5 Blazer | 1975-1986 |
|
1987 Chevrolet R/V 10 |
R/V 10 | 1987 |
|
1963-1988 Chevrolet Suburban |
Suburban | 1963-1988 |
|
1966-1978 GMC C/K 15 |
C/K 15 | 1966-1978 |
|
1979-1986 GMC C/K 1500 |
C/K 1500 | 1979-1986 |
|
1983-1987 GMC G1500 |
G1500 | 1983-1987 |
|
1987 GMC R1500 |
R1500 | 1987 |
|
1987 GMC V1500 |
V1500 | 1987 |
Yukon's mission is to build quality parts that exceed your expectations. We achieve this through state-of-the-art product design and an in-house engineering team. Our parts are then produced by leaders in OEM manufacturing and endure rigorous testing.
Yukon Gear & Axle ("Yukon") warrants the original retail purchaser that all Yukon products will be free from defects in materials and workmanship for the periods shown herein. Yukon 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 Yukon product has been installed and maintained in accordance with Yukon instructions, and that it has not been subject to modification, accident, abnormal use or misuse. At Yukon's discretion, this warranty may be voided if installation of Yukon product(s) occurs on vehicles with tires that exceed Yukon Maximum Recommended Tire Size.
Upon notification of a warranty claim, Yukon shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product, replace it, or refund the purchase price.
This warranty does not cover, and Yukon 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 Yukon product)*. In addition, this warranty does not cover, and Yukon shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling Yukon Gear & Axle 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-Yukon component.
This agreement offers you specific legal rights. You may also have other rights which vary from state to state.
YUKON WARRANTY BY PRODUCT
Spool
Upon notification of a warranty claim, Yukon shall investigate the claim of defect, and, in the event of a verified defect, shall, at their sole choice, either repair the defective product, replace it, or refund the purchase price.
This warranty does not cover, and Yukon 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 Yukon product)*. In addition, this warranty does not cover, and Yukon shall not be liable for, any undertaking, representation, or agreements made by dealers or other third parties selling Yukon Gear & Axle 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-Yukon component.
This agreement offers you specific legal rights. You may also have other rights which vary from state to state.
YUKON WARRANTY BY PRODUCT
Spool
- Length:As long as original purchaser owns vehicle in which Spool is originally installed
- Notes: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.
- Length:As long as original purchaser owns vehicle in which Super Joint is originally installed
- Notes:Warranty coverage is for breakage of cross section or caps only. Failure by wear or galling is not covered.
- Length:One (1) Year
- Notes:Covers parts for one year against manufacturers defects.
- Length:Ten (10) Years
- Notes:Covers parts for ten years against manufacturing defects.
- Length:Ten (10) Years
- Notes:Covers parts for ten years against manufacturing defects.
- Length:Limited Lifetime
- Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
- Length:Limited Lifetime
- Notes:Limited Lifetime warranty covering manufacturing defects and axle breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace axle or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
- Length:One (1) Year
- Notes:Warrantied against manufacturing defects for one (1) year.
- Length:One (1) Year
- Notes: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.
- Length:Six (6) Years
- Notes:All Zip Lockers come with a six (6) year warranty against manufacturer defect, including any collaterally damaged parts and associated labor, up to $2,000*, for the first two (2) years. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
- Length:One (1) Year
- Notes:Covers the replacement of the unit and any collaterally damaged parts and associated labor, up to $2,000. Collaterally damaged parts must be submitted for inspection. Receipts for parts and associated labor must be submitted as well. Only claims deemed reasonable by Yukon Gear & Axle will be accepted. Offer may be discontinued without advance notice.
- Length:One (1) Year
- Notes:Covers parts for one year against manufacturing defects.
- Length:One (1) Year
- Notes:Covers parts for one year against manufacturing defects.
- Length:One (1) Year
- Notes:Covers parts for one year against manufacturing defects.
- Length:One (1) Year
- Notes:Includes BK, MK, PK, and YK. Covers parts for one year against manufacturing defects.
- Length:One (1) Year
- Notes:One year against manufacturing defects. Exclusions apply, does not cover clutch wear in limited slip differentials.
- Length:Limited Lifetime
- Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations.
- Length:Limited Lifetime
- Notes:Limited Lifetime warranty covering manufacturing defects and breakage for as long as you own the vehicle. This warranty is not transferable to another party. "No Questions Asked" replacement for first warranty return, however, Yukon reserves the right to either replace the part or refund original purchase price after the first warranty claim. Yukon (through RANDYS Worldwide Automotive) makes final determination on warranty considerations
- Length:One (1) Year
- Notes:Warrantied against manufacturing defects for one (1) year. Longer warranty is available through purchase of a Y.E.S. plan.
Installation Instructions
Click to view the Installation Instructions here
Check out these other great products
Error: Failed to add product
Please refresh the page and try again.