Upgrade your suspension’s durability with the ATRO Heavy-Duty Polyurethane Suspension Wear Pad. Engineered to outperform standard rubber and nylon components, ATRO’s proprietary polyurethane blend offers unmatched resistance to abrasion, chemical exposure, and harsh road conditions. Designed for a precise fit on International and Four Spring/Corporate Air suspensions, this wear pad minimizes friction and extends the life of your suspension system. Proudly Made in the USA.
Premium Polyurethane Construction: Chemically engineered to resist grease, oil, road salt, and ozone.
Extended Service Life: High abrasion resistance prevents premature wear and reduces fleet maintenance downtime.
Complete Kit: Includes necessary hardware for a seamless, hassle-free installation.
| Specification | Details |
|---|---|
| Category | Suspension |
| Dimensions | 5 3/8" (Length) x 3 1/2" (Width) x 1 13/16" (Height) |
| Hardware Included | Yes (3/8" Bolt) |
| Quantity Per Vehicle | 2 per Axle |
| Shipping Weight | 0.485 lbs |
| UPC Code | 751354036961 |
| Country of Origin | USA |
This part is a direct, exact cross-reference for the following industry part numbers:
Automann: MIH52
Dayton Parts: 334-747 / 334-747U
Dyco: DT1870
Flagg: IH14
Gaff: GAFF30544
International (Navistar): 571960C1
Four Spring / Corporate Air
Application Note: Please verify your vehicle's specific axle setup and dimensions prior to ordering. Requires 2 wear pads per axle.
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![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc31f54152/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc320b55c8/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc32c40afb/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc32c5d3fd/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc331bc22a/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc3321f804/?w=150&h=150&fit=fill-max)
![ATRO 334-747U Suspension Wear Pad (WP55-290C1) | [Your Store Name]](/glide/uploads/catalog/6a4fc3327b955/?w=150&h=150&fit=fill-max)