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SKU: YG GM14T-456T | UPC: 883584241379
Yukon Gear High Performance Thick Gear Set 4.56 Ratio for 10.5" GM 14 Bolt Trucks 1967-2015 Chevy GMC
Upgrade your drivetrain with the Yukon Gear & Axle high performance ring and pinion gear set in 4.56 ratio for 10.5-inch GM 14-bolt truck axles. This thick gear set fits a wide range of Chevrolet and GMC 2500/3500 trucks, vans, and SUVs from 1967 to 2015, including Silverado, Sierra, Suburban, Express, and Savana models. Engineered for extreme torque and long-distance performance, it delivers smooth operation with reduced friction and heat in demanding conditions.
Key Features
- High Grade Steel: Constructed from premium steel alloy for strength and durability under heavy loads.
- Precision Gear Tooth Finish: Advanced surface finish cuts friction and heat buildup for cooler, longer runs.
- OEM Spec Fitment: Exact match to factory dimensions for seamless installation in 10.5" 14-bolt truck carriers.
- High Torque Design: Built to handle added horsepower, larger tires, and racing demands.
- State-of-the-Art Engineering: Developed with in-house labs and rigorous testing for consistent quality.
- Wide Ratio Availability: Perfect match for 4.56 gearing needs across GM heavy-duty applications.
Specifications
| Detail | Value |
|---|---|
| Brand | Yukon Gear & Axle |
| Type | Ring & Pinion Gear Set |
| Ratio | 4.56:1 |
| Axle Model | GM 10.5" 14-Bolt Truck (Thick) |
| Ring Gear Diameter | 10.5 inches |
| Pinion Splines | 30 |
| Ring Gear Bolts | 14 |
| MPN | YG GM14T-456T |
| Weight | Approx. 25 lbs |
| Shipping Dimensions | 18 x 18 x 8 inches |
| Country of Origin | USA |
| Warranty | 1 Year against manufacturing defects. Y.E.S. Plan available for lifetime coverage |
Whats Included
- Ring Gear
- Pinion Gear
Product Notes
- Thick gears for standard truck carriers (not thin SUV/car versions)
- Professional installation required with proper gear setup and master install kit
- Special order item. lead time may apply
- Use Yukon gear lube for optimal performance
This Part Fits
| Year Range | Make | Model | Notes |
|---|---|---|---|
| 2002-2004 | Chevrolet | Avalanche 2500 | Base |
| 2005-2006 | Chevrolet | Avalanche 2500 | LS, LT |
| 1975-1986 | Chevrolet | C20 | Cheyenne, Custom, Custom Deluxe, Deluxe, Scottsdale, Silverado |
| 1973-1974 | Chevrolet | C20 Pickup, C20 Suburban | Base |
| 1981-1986, 1975-1980, 1982, 1984-1986 | Chevrolet | C20 Suburban | Custom, Custom Deluxe, Deluxe, Scottsdale, Silverado |
| 1988-2000 | Chevrolet | C2500, C2500 Suburban | Base, Cheyenne, LS, Scottsdale, Silverado, WT |
| 1975-1986 | Chevrolet | C30 | Cheyenne, Custom, Custom Deluxe, Deluxe, Scottsdale, Silverado |
| 1973-1974, 1988-2000 | Chevrolet | C30 Pickup, C3500 | Base, Cheyenne, LS, Scottsdale, Silverado |
| 1996-2015 | Chevrolet | Express 2500, Express 3500 | Base, LS, LT |
| 1975-1995 | Chevrolet | G20 | Beauville, Bonaventure, Chevy Van, Nomad, Sportvan |
| 1979-1996 | Chevrolet | G30 | Beauville, Bonaventure, Chevy Van, Hi-Cube, Sportvan |
| 1975-1986 | Chevrolet | K20, K20 Suburban | Cheyenne, Custom, Custom Deluxe, Deluxe, Scottsdale, Silverado |
| 1973-1974, 1988-2000 | Chevrolet | K2500, K2500 Suburban, K30, K3500 | Base, Cheyenne, LS, Scottsdale, Silverado, WT |
| 1987-1988 | Chevrolet | R20, R20 Suburban, R30 | Cheyenne, Custom Deluxe, Scottsdale, Silverado |
| 1989-1991 | Chevrolet | R2500, R2500 Suburban | Silverado, Scottsdale |
| 1987-1988 | Chevrolet | V20, V20 Suburban, V30, V2500 Suburban | Custom Deluxe, Scottsdale, Silverado, Cheyenne |
| 1999-2006 | Chevrolet | Silverado 2500, Silverado 2500 HD | Base, LS, LT, WT, High Country |
| 2007-2013 | Chevrolet | Silverado 2500 HD Classic, Silverado 3500 HD | LS, LT, LTZ, WT |
| 2000-2013 | Chevrolet | Suburban 2500 | Base, LS, LT, LTZ |
| 1997-1999 | Chevrolet | P30 | Base |
| 1975-1978 | GMC | C25, C25 Suburban | Base, High Sierra, Sierra Classic, Sierra Grande |
| 1973-1974, 1979-2000 | GMC | C2500, C2500 Suburban, C3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra Grande, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX |
| 1981-1987, 1979-1996 | GMC | G1500, G3500 | Rally, Rally Custom, Rally STX, Vandura, Magnavan, Rally Camper Special, Vandura Special |
| 1975-1978, 1979-1993 | GMC | K25, K25 Suburban, K2500, K2500 Suburban, K3500 | Base, High Sierra, Sierra, Sierra Classic, Sierra Grande, Sierra SL, Sierra SLE, Sierra SLT, Sierra SLX |
| 1987-1991 | GMC | R2500, R2500 Suburban, R3500 | Base, High Sierra, Sierra Classic |
| 1987-1991 | GMC | V2500, V2500 Suburban, V3500 | Base, High Sierra, Sierra Classic |
| 1996-2015 | GMC | Savana 2500, Savana 3500 | Base, LS, LT, SLE, SLT |
| 1999-2015 | GMC | Sierra 2500, Sierra 2500 HD | Base, SL, SLE, SLT, WT, Denali |
| 2000-2013 | GMC | Yukon XL 2500, Yukon XL | SLE, SLT, Denali |
Why Choose Yukon Gear?
- Engineered with cutting-edge design and dual in-house quality labs for precise specs.
- Reduces operating temperatures and wear for reliable power delivery.
- Matches OEM tolerances while exceeding stock strength for modified vehicles.
- Offers Y.E.S. Plan for no-questions-asked lifetime protection.
Frequently Asked Questions
- Q: What makes these gears "thick"?
- A: Thick design fits standard 10.5" 14-bolt truck carriers with thicker bearing support.
- Q: Do I need a new carrier or install kit?
- A: Uses existing thick carrier. master install kit recommended for bearings, seals, shims.
- Q: What warranty covers this gear set?
- A: 1-year against defects. upgrade to Y.E.S. for lifetime coverage on your vehicle.
Shipping & Handling
- Method: UPS Ground / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-packed box with protective sleeves on gears
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