111351 Gearset | Dana Eaton RS480, 3.55 Ratio – New (NOS) Genuine Eaton

111351 Dana Eaton Gear Set — 3.55 Ratio | RS480 / 44RS / 23120-1 Axles | New Take-Off

111351 is a new take-off Dana / Eaton ring & pinion gear set with a 3.55 ratio, removed during a ratio change. The 18" spiral ring gear pairs with a 16-spline pinion and fits RS480, 44RS, and Eaton axle models including 23120-1 and 26120-1. Ideal for differential rebuilds and ratio conversions on medium- and heavy-duty trucks.

Call to confirm availability: 419-522-3320.

Specs & Features

• Part Number: 111351
• Manufacturer: Dana / Eaton
• Condition: New Take-Off (from ratio change)
• Ratio: 3.55
• Tooth Count: 39 ring / 11 pinion
• Ring Gear: 111349 (18" spiral)
• Pinion: 111350 (16 spline; pinion nut not included)
• Superseded By: 122668 (includes RS461 & 507710)

Compatible Axle Models

• 23120-1, 26120-1
• 44RS, RS480

What’s Included

• (1) Ring Gear — 111349
• (1) Pinion — 111350 (hardware and pinion nut not included)

Fitment Notes

• For Eaton RS480 and 44RS axles; also used with 23120-1 / 26120-1 carriers
• Verify spline count and 39/11 tooth count before installation

Image Disclaimer

Photos may show the actual item or a representative example. Light surface wear from handling/removal may be visible.

Warranty Policy

Sold as-is; no warranty or returns. Please verify fitment before purchasing.

Location

Mansfield, Ohio

Heavy-Duty Solutions | Built to Perform. Trusted to Last.