GearFXdriveline

GearFX - Ford 9 in. S-Series Center Section

31 Spline TrueTrac - 3.89 Ratio - 1350 Yoke with U-Bolts

Part # 90-30025 Be the first to write a review
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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GearFX's Ford 9 Inch "S" Rear Gear is the perfect build for the High-Performance Aftermarket enthusiasts that wants a solid street gear. All GearFX rear gear builds use our championship winning build procedures and attention to detail. All parts are individually inspected and hand deburred for quality assurance. We only use the highest quality parts to produce a product that meets our standards.

Features:

  • 1350 Yoke with U bolt kit
  • Premium Pinion Seal
  • Aluminum Daytona Pinion Support
  • ARP Pinion Support Bolts
  • GFX Oil Slinger
  • TIMKEN Bearings
  • GFX Solid Pinion Preload Spacer
  • Eaton TrueTrac
  • Premium Ring and Pinion
  • ARP Ring Gear Bolts (Safety Wired)
  • No Oil Pump Option
Axle Shaft Spline Quantity31
Brand GearFXdriveline
Carrier StyleFord 9 in.
Case MaterialNoular Iron
Case SeriesS-Series
Emission Code5
Gear Ratio3.89 Ratio
Pinion Support StyleAluminum Daytona
Product TypeDifferential Assembly
Yoke Style1350
UPC090127980378
California Proposition 65 RequiredYes
Part Number90-30025
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Add REM Isotropic Surface Finishing and Dyno Break-in below to increase performance, durability and trouble-free operation.
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