

Part 0555934 is a gear housing assembly (packaged) designed for Advantage GPX 85, PowrLiner 2850, PowrLiner 1800M, 2800MGB_D_F, and SprayTech GPX 85 airless sprayers. This housing encloses and supports the drive gears that transmit power from the motor to the pump, ensuring proper gear alignment and lubrication. It restores reliable power transmission when the original housing becomes cracked, worn, or damaged.
| Part Number | 0555934 |
|---|---|
| Part Description | Gear Housing Assembly pkgd |
| Brand | Replacement (Fits Advantage, PowrLiner, SprayTech) |
| Fits | Advantage GPX 85; PowrLiner 2850, 1800M, 2800MGB_D_F; SprayTech GPX 85 |
| Condition | New |
The 0555934 Gear Housing Assembly (packaged) is a structural component that houses the reduction gears in compatible airless sprayers. It supports the gears and bearings, maintains proper gear alignment, and contains lubricant to ensure smooth and efficient power transmission from the motor to the pump.
Over time, gear housings can develop cracks from stress, wear at mounting points, or damage from impacts. A compromised housing can lead to gear misalignment, increased noise, lubricant leaks, and eventual drive failure. Replacing a damaged gear housing with this new assembly restores proper gear operation and extends the life of the drive system.
| Gear support | Provides precise mounting and alignment for drive gears |
|---|---|
| Lubrication containment | Holds gear oil to reduce friction and wear |
| Power transmission | Enables efficient transfer of motor torque to the pump |
| Visible cracks | Housing shows stress cracks or fractures |
|---|---|
| Oil leaks | Lubricant seeping from housing seams or cracks |
| Excessive noise | Grinding or whining from misaligned gears due to housing wear |
| Damaged mounting points | Bolt holes or bosses are stripped or broken |
This gear housing assembly (part 0555934) is compatible with the following sprayer models. Always verify fitment by consulting your equipment's parts diagram.
| Sprayer Model | Component |
|---|---|
| Advantage GPX 85 | Gear Housing Assembly |
| PowrLiner 2850 | Gear Housing Assembly |
| PowrLiner 1800M | Gear Housing Assembly |
| PowrLiner 2800MGB_D_F | Gear Housing Assembly |
| SprayTech GPX 85 | Gear Housing Assembly |
When replacing the gear housing, it's good practice to inspect and consider replacing these related components.
Gears may show wear; inspect and replace if teeth are worn or damaged.
Worn bearings or leaking seals are often replaced during housing service.
Bolts and fasteners may be corroded and should be replaced.