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Store
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Spools
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GM 12 Bolt Passenger / GM 12P Yukon Full Spool | 30 Spline (4.10 & Up)
Photo is for illustration purposes only and may
not be an accurate depiction of this product.
Additional Images
List Price:
$298.41
Your Price: $
259.49
Status:
Normally ships in 24 to 48 hours
Product Code:
YP-FSGM12P-4-30
Add Cryogenic Tempering Service
[+$270.00]
- Increases strength and durability of spools by 20-50%.
- Improves case and core hardness transition and microstructure.
- Relieves internal stresses and reduces microfractures.
Services are performed by
Crown Race Gears
.
Service times vary by season (2 to 6 weeks).
Qty:
Description
Compatibility
Part Numbers
Axle:
GM 12P
Shafts:
30 Spline
Gears:
4.10 +
Material:
Steel
Spool is designed for use with 1.785" journal bearings.
How Does The Yukon Spool Compare To Other Lockers?
[
Jump To Spool Section Of Video
|
Crawlpedia Differential Locker Comparison
]
(To skip ahead to the Yukon Spool section of the video, go to minute 26:50 or
click here
.)
Yukon Performance Spools for 30 spline GM 8.875" 12 Bolt passenger car (12P) axles
are made from the highest quality materials to ensure high strength and long life in any vehicle including full-size trucks with oversize tires, high horsepower applications, and off-road racing. Spools provide 100% power to both tires at all times and are a lower cost alternative to lockers. They are not recommended for street-driven vehicles and are sold as off-road and race use only.
Yukon Spool images are © Copyright Yukon Gear and Axle, used with permission.
Additional images and product descriptions are © Copyright Filthy Motorsports, LLC.
GM 12P
GM 12 Bolt Passenger Car
GM 8.875"
Buick Wildcat (1964 - 1972)
Chevrolet / Chevy Bel Air (1964 - 1972)
Chevrolet / Chevy Biscayne (1964 - 1972)
Chevrolet / Chevy Camaro (1967 - 1972)
Chevrolet / Chevy Caprice (1966 - 1970)
Chevrolet / Chevy Chevelle/ Malibu (1964 - 1972)
Chevrolet / Chevy Chevy II (1964 - 1968)
Chevrolet / Chevy El Camino (1965 - 1972)
Chevrolet / Chevy Impala (1964 - 1972)
Chevrolet / Chevy Monte Carlo (1970 - 1972)
Chevrolet / Chevy Nomad (1968 - 1972)
Chevrolet / Chevy Nova (1964 - 1972)
Pontiac GTO (1970 - 1972)
Pontiac Trans Am (1969 - 1972)
Yukon Performance Spools
The following is a complete list of part numbers for this product:
Part Number
Description
YP FSGM12P-4-30
GM 8.875" 12 Bolt Passenger (30 Spline, 4.10 & Higher Gears)
YPFSGM12P-4-30
GM 8.875" 12 Bolt Passenger (30 Spline, 4.10 & Higher Gears)
Features
Replaces your differential carrier
100% traction to both tires
Affordable price
1 year warranty
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