SKU: YG F10.25-411L | UPC: 883584240860
Yukon Gear High Performance Gear Set For Ford 10.25in 4.11 Ratio (1985-2004 F-250 F-350 E-Series Econoline)
Yukon Gear & Axle high performance ring and pinion gear set delivers 4.11 ratio for Ford 10.25-inch differentials. Designed for 1985-2004 Ford F-250 F-350 E-250 E-350 Econoline models this set handles bigger tires and added horsepower. Gear tooth finish cuts friction and heat for reliable performance in high torque and extended racing conditions.
Key Features
- State-of-the-Art Design: Engineers apply advanced processes with 2 in-house quality labs to meet exact specifications.
- Reduced Friction: Special gear tooth surface finish lowers heat buildup during long races and high torque demands.
- High Grade Steel: Ring and pinion constructed from premium steel for strength and longevity.
- OEM Fitment: Precise engineering matches factory specs for seamless installation in compatible differentials.
- Ratio Options: Widest gear ratio selection supports tire upgrades and power increases.
Product Notes
- Pair with master install kit for complete setup.
- Break-in procedure required after installation for optimal gear life.
- Packaged in protective box 20 x 16 x 10 inches.
Installation Notes
- Professional installation recommended.
- Set proper backlash preload and contact pattern using marking compound.
- Works with factory 10.25in carriers and 30-spline axles.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1985-1986 | Ford | E-250 Econoline | Base |
| 1992-1998 | Ford | E-250 Econoline | Base |
| 1987-1991 | Ford | E-250 Econoline | Custom |
| 1985-1998 | Ford | E-250 Econoline | XL |
| 1985-1986 | Ford | E-350 Econoline | Base |
| 1992-1998 | Ford | E-350 Econoline | Base |
| 1985-1998 | Ford | E-350 Econoline | XL |
| 1985-1998 | Ford | F-250 | XL |
| 1993-1998 | Ford | F-250 | XLT |
| 1985-1992 | Ford | F-250 | XLT Lariat |
| 1999 | Ford | F-250 Super Duty | Lariat XL XLT |
| 1985-1998 | Ford | F-350 | XL |
| 1993-1997 | Ford | F-350 | XLT |
| 1999 | Ford | F-350 Super Duty | Lariat XL XLT |
| 2000-2004 | Ford | F-150 | XL XLT Lariat Base |
Why Choose Yukon Gear?
- Leads industry standards in ring and pinion quality.
- Every gear tested in controlled labs for reliability.
- Offers Y.E.S. Plan lifetime no-questions-asked coverage.
Frequently Asked Questions
- Q: Which Ford models fit this 10.25in 4.11 gear set?
A: Compatible with 1985-2004 Ford F-250 F-350 E-250 E-350 Econoline select submodels with 10.25in rear axle as listed in fitment table. - Q: What steel grade is in the ring and pinion?
A: Built from high grade steel matched to OEM specs for torque handling and durability. - Q: What warranty covers this gear set?
A: Includes 1 year warranty against manufacturing defects plus optional Y.E.S. Plan for lifetime vehicle ownership protection.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Sturdy box 20 x 16 x 10 inches with internal protection
- Weight: 27.5 lbs





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