Fortpro is a trusted leader in the development and manufacturing of premium-quality truck parts designed to meet the demands of semi-trucks and heavy-duty trucks. Renowned for innovation, durability, and reliability, Fortpro products are engineered to enhance performance, safety, and efficiency across a wide range of trucking applications.
Whether you're seeking OEM replacement parts or upgrades, Fortpro provides a diverse selection of components backed by a global reputation for quality and innovation. Trust Fortpro for the parts you need to keep your vehicles on the road longer and stronger.
| Basic Part Information | |||
|---|---|---|---|
| Product Line | Brakes | Category Name | Slack Adjusters |
| Part Type | Manual Slack Adjuster | OEM Part Number | 278302 |
| Application/Fitment Attributes | |||
| Application Type | Heavy Duty Trucks, Semi-Trucks | Clevis Type | Straight |
| Dimensional/Physical Attributes | |||
| Material | Alloy Steel | Arm Bushing Inside Diameter | 1/2 in. |
| Arm Length Position 1 | 5-1/2 in. | Arm Length Position 2 | 4-1/2 in. |
| Arm Offset | No Offset | Body Inclination Angle | 0 deg. |
| Clevis Thread Diameter | 5/8-18 UNF-2B | Slack Spline Count | 10 |
| Slack Spline Diameter | 1-1/4 in. | ||
| Technical/Performance Attributes | |||
| Maximum Operating Temperature | 158 deg. F (70 deg. C) | Maximum Torque | 26.000 In./Lbs. |
| Minimum Operating Temperature | (-40 deg. F) (-40 deg. C) | Operation Type | Tension Adjuster - Torque |
| Positive Lock Feature | Yes | ||
- Automann: 1341010
- Bendix: 278302
- BWP: M3375
- Dayton Parts: 5214
- Euclid: E-4904S, E-4904BK
- Haldex: KN48031
- Meritor: R824009
