

PowrLiner part 0290410 is a pulley used in the drive system of compatible PowrLiner line stripers. It transfers rotational power from the motor to the pump or drive train, ensuring consistent belt alignment and efficient power transmission.
| Part Number | 0290410 |
|---|---|
| Part Description | Pulley |
| Brand | PowrLiner |
| Fits | PowrLiner: 6950, 4950 |
| Condition | New |
The PowrLiner 0290410 Pulley is a precision-engineered component in the belt drive system. It transmits power from the engine or motor to the hydraulic pump or drive wheels, ensuring smooth, reliable operation of the line striper.
Over time, pulleys can wear, become grooved, or develop cracks due to belt tension, debris, or normal fatigue. A worn or damaged pulley can cause belt slippage, noise, reduced performance, and premature belt failure. Replacing with the OEM pulley restores proper belt tracking and power transfer.
| Power transmission | Transfers rotational force from the engine/motor to driven components |
|---|---|
| Belt guidance | Maintains proper belt alignment and tension for efficient operation |
| Speed regulation | Pulley diameter determines drive ratio and output speed |
| Visible wear / grooves | Deep grooves worn into the pulley surface by the belt |
|---|---|
| Cracks or breakage | Visible cracks in the pulley hub or rim, or missing chunks |
| Belt slippage / noise | Squealing, chirping, or slipping even with correct belt tension |
| Wobble / misalignment | Pulley runs out of true, causing vibration and uneven belt wear |
PowrLiner part 0290410 is compatible with the following line striper models. Always verify fitment using the correct parts diagram for your exact model and revision.
| PowrLiner Model | Component |
|---|---|
| PowrLiner 6950 | Pulley (0290410) |
| PowrLiner 4950 | Pulley (0290410) |
When replacing a pulley, it is common to inspect or replace these related components to ensure a complete repair.
Always replace the belt when installing a new pulley to prevent accelerated wear.
Check tensioner pulleys and springs for proper operation; replace if worn.
Inspect the mounting shaft and key for wear or damage that could affect pulley fit.