1-215-011-04 Ford 9 in. HD Third Member Assembly, 35-Spline, Ratio: 3.70:1
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SPEEDMASTERPART NUMBER: 746-1-215-011-04

1-215-011-04 Ford 9 in. HD Third Member Assembly, 35-Spline, Ratio: 3.70:1

$1,24367$1470.00You Save$226.33
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35-Spline Third Member Assemblies
    Ford 9 in. HD Third Member Assembly
  • 35-Spline
  • Ratio: 3.70:1
  • 1350 Series Yoke
  • Full Spool
  • 3.250 in. Carrier Bearing

    Speedmaster Ford 9 in. third-member assemblies are designed to help you get that horsepower to the ground. They include an aluminum thru-bolt design center section, a forged chromoly steel spool, a 1350 series yoke, Daytona pinion support, and gear ratio. Whether you're assembling a daily driver, street rod, or race car, Speedamster's third-member assemblies will provide the durability that your vehicle deserves.

    Ready-to-Install Third Member Assemblies

    Speedmaster Ford 9-in. Complete Third Member Assemblies feature a Torque Worm 6-pinion limited-slip or full-spool differential in 28 and 31-spline axle shaft configurations. Third Member Assemblies are available in your choice of the most popular gear ratios and contain a new A356-T6 aluminum case that is assembled with all-new bearings, seals, heavy-duty ring and pinion, one-piece billet (through bolt) main caps,12-point bolts, u-joints/u-bolts, and precision-machined 1350 billet steel yoke. The 1350-series yoke is ideal for all forms of motorsports ranging from V8 SUPERCAR through Group 1 Drag Racing. 

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    HD-style cases are rated at 850 HP but limited due to the size of the spline axle shaft.
    Ultra HD-style cases are rated at 1200 HP but limited due to the size of the spline axle shaft.

    LSD (Limited Slip Differential)
    HD ( Heavy Duty)

    Note: Each Third Member is to be used with a mineral-based oil of a range of EP140 Extreme pressure at a minimum. DO NOT USE split grades eg. 85/140 (these are not recommended). Failure to use the correct oil can result in gear damage, noise and may void your manufacturer's warranty.

Part TypeThird Member Assembly
Product LineSpeedmaster Ford 9-in. Complete Third Member Assemblies
BrandSPEEDMASTER
Package Height12.0
Package Width14.0
Package Length20.0
Weight60.0 PG
Part CategoryPerformance Parts
Axle Spline Quantity35
Ring And Pinion Ratio3.70:1
Case StyleFord 9 in.
Standard Pinion LocationYes
QuantitySold individually
Ring Gear Load BoltNo
Bearings IncludedYes
Part FitmentSemi Universal
Pinion Support Bolt Quantity10
Package Qty1
Package TypeEA
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