4305081 | Genuine Eaton® Shift Bar HSG Assy (FRO) Housing Kit
4305081 | Genuine Eaton® Shift Bar HSG Assy (FRO) Housing Kit is backordered and will ship as soon as it is back in stock.
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Return Within 30 Days
Return Within 30 Days
- The item can be returned within 30 days from the date of receipt.
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Shipping Terms
Shipping Terms
- Enjoy free shipping on orders over $100.
- Orders placed before 6:30 PM (EST) are shipped the same day.
Description:
The Shift Bar Housing 4305081 (often called a shift cover or top cover) is the assembly that houses and supports the internal shift bars, yokes, and related components that control gear selection. Shift Bar HSG Assy (FRO) Housing Kit, work condition, used take-off Kenworth T880 2024. Complete - Includes Range Cylinder Assy And Optional Detent Spring Design Detent Spring.
Part Number: 4305081
Condition: Used In Good Condition
Manufacture/Brand: Eaton
Fits 4305081 For Fuller/Eaton manual transmission parts
Purpose of using 4305081:
| Function | Description |
|---|---|
| 1. Supports shift bars and yokes | These parts physically move forks inside the transmission to engage different gears. |
| 2. Guides shift movement | Ensures the shifter or actuator moves precisely between gears (e.g. 1–2, 3–4). |
| 3. Houses internal springs, pins, detents | These components help with “notchy” feel, gear holding, and neutral return. |
| 4. Interfaces with shift tower | In manual transmissions, it connects to the driver’s shift lever. |
| 5. Enables air or electronic shifting (in AMTs) | In automated units, solenoids or air modules inside the shift bar housing control gear changes. |
Signs of a Bad Shift Bar 4305081
| Issue | Cause |
|---|---|
| Sloppy or imprecise shifting | Worn yokes or detents |
| Difficulty engaging gears | Binding bars or misaligned internal parts |
| Air leaks (AMT) | Cracked housing or failed air module |
| Stuck in gear / won’t shift | Internal jam or broken component inside housing |
About the Manufacturer – Eaton:
Eaton is a global leader in power management and industrial manufacturing, known for delivering high-performance components and systems across automotive, aerospace, electrical, and hydraulic industries. Founded in 1911, Eaton has built a century-long reputation for reliability, innovation, and engineering excellence.
In the commercial vehicle industry, Eaton is best known for its Fuller® transmissions, heavy-duty clutches, and automated manual transmission (AMT) systems. Eaton products are widely used by major OEMs including Kenworth, Peterbilt, Freightliner, Volvo, and International.




