122146 Gearset | Dana Eaton 21065T, 2SPD, 4.63/6.31 Ratio – New (NOS) Genuine

122146 Dana Eaton Gear Set — 4.63 Ratio | 19055T / 21065T / 22065T Axles | New Take-Off

122146 is a new take-off Dana / Eaton spiral-bevel ring & pinion gear set removed during a ratio change. Delivers a 4.63 ratio (37/8 tooth count) for Eaton axle models including 19055T, 21065T, and 22065T. This 17" gear set is a strong choice for heavy-duty axle rebuilds or ratio conversions.

Call to confirm availability: 419-522-3320.

Specs & Features

• Part Number: 122146
• Manufacturer: Dana / Eaton
• Condition: New Take-Off (removed during ratio change)
• Ratio: 4.63 (37/8 tooth count; note: documentation mentions 6.31 interchange—verify locally)
• Ring Gear: 107510 (17" spiral bevel)
• Pinion: 126083 (pinion nut not included)
• Tooth Count: 37 ring / 8 pinion
• Superseded By: 122146

Compatible Axle Models

• 19055T, 21065T, 22065T

What’s Included

• (1) Ring Gear — 107510
• (1) Pinion — 126083 (hardware and pinion nut not included)

Fitment Notes

• Confirm axle model, tooth count (37/8), and spline compatibility prior to installation
• Intended for Eaton medium- to heavy-duty axle platforms listed

Image Disclaimer

Images may show the actual item or a comparable representative example. Light handling or surface marks may be visible from removal.

Warranty Policy

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

Location

Mansfield, Ohio

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