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USA STANDARD GEAR USA21257
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$176.79
Price
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$0.00
Core
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+ Sold in packs of 1x1
Pack
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$176.79
Total
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| USA STANDARD GEAR USA21257 Specifications |
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| Length | 31 7/16" | | Lug Count | 5 | | Material | 1541H | | Spline Count | 30 |
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USA Standard Gear & Axle offers an extensive line of general replacement and high-performance axles for passenger car, truck and SUV applications. High quality alloys and the latest in heat-treating technologies provide a stronger-than-stock axle for off-road, on the street, or at the track.
Features & Benefits:
- Fits 1970-1981 GM 12 bolt truck with 2 wheel drive
- 30 spline
- 31 7/16" long
- 5 lug
Steel Properties
| SAE Grade | Tensile Strength (psi) | Yield Strength (psi) |
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| 1040 | 120,000 | 106,000 |
| 1050 | 162,000 | 146,000 |
| 1541H | 181,000 | 164,000 |
| 4340 | 228,000 | 210,000 |
Note: OEM axles are made from 1040 or 1050 steel. Tensile Strength refers to the point at which the material ruptures. Yield Strength refers to the point where the material takes on a noticeable, permanent deformation.
 USA Standard Gear Technical Support If you are having trouble choosing the correct USA Standard Gear part, or experiencing issues during or after installation of this part, USA Standard Gear's technicians are available to help answer your questions.
Phone: 1-866-748-0902 (M-F 6am-4pm PST)
Attention California Customers - Not Applicable
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