09F411P - 9" Ford 4.11 Pro Ring & Pinion - US Gear # 07-990411

  • Part # 09F411P - 9" Ford 4.11 Pro Ring & Pinion (Large Pinion) -- US Gear
  • ford-9-pro-07-990411-1-w800.jpg


Description: US Gear Ring and Pinion # 07-990411 | Ford 9" PRO Big Pinion | 4.11 Ratio
SAME DAY SHIPPING (if ordered before 2pm EST)
Lightning™ Series is an option that can be selected below, This option can increase the shipping time by up to two weeks!


High Quality Gears Made With Pride In The USA

US Gear, a brand of AxleTech International, manufactures high performance ring and pinion gears in Chicago, Illinois. For over 50 years, racing professionals and performance enthusiasts have trusted US Gear as the industry standard for high quality aftermarket gears.

US Gear high performance ring and pinions deliver the highest quality in the industry with quiet performance, clean installation and setup, durability, and longevity. Ring and pinion gear sets are available in many ratios for GM, Chrysler, Ford, and Dana differentials.

US Gear specializes in advanced engineering, manufacturing technology, and precise heat treat processes. All manufacturing processes take place in its Chicago-based facility. US Gear also manufactures gears to support the AxleTech product line for commercial heavy-duty vehicles and defense applications.

Lightning™ Series
US Gear offers a superfinishing treatment option on all its gears under the Lightning™ brand. The superfinishing process helps improve the performance and durability of your gears as it eliminates break-in, reduces friction and wear, and increases durability of parts.


  • Eliminates Break-in
  • Reduces Contact and Bending Fatigue
  • Reduces Friction and Wear
  • Increases Part Durability
  • Improves Pitting Resistance
  • Improves Corrosion Resistance
  • Reduces Vibration and Noise
  • Reduces Lubrication Requirements and Cost
  • Extends Component Life
  • Reduces Part Failures
  • Improves Oil Retention Properties
  • Minimizes Overheating

(Click here for Lightning™ Series Flyer)