Eliminate suspension play and extend your service intervals with the Automann TRB6004SUB Fleet Premium Polyurethane Torque Arm Bushing. This heavy-duty, 2-piece split poly bushing is engineered to handle intense torsional forces while providing a significantly longer service life than standard rubber alternatives.
As a Fleet Premium grade component, it features advanced polyurethane chemistry that completely resists breakdown from motor oil, chassis grease, road salt, and harsh environmental contaminants. The convenient 2-piece split design allows for seamless, fast installation in the shop, cutting down on labor time. It features massive application versatility across major suspension systems including Reyco, Hendrickson, Binkley, and Watson & Chalin.
Looking for the oversized model? See part number: TRB6004SUBOS
Fleet Premium Polyurethane: Formulated for maximum tear strength and high load-bearing capacity, preventing the crushing and walking common to standard rubber bushings.
2-Piece Split Design: Allows for easy, straightforward slip-on installation without needing a massive shop press to force a one-piece bushing into the torque arm eyelet.
Broad Suspension Coverage: Fits a massive array of heavy-duty vocational and trailer suspensions, including Tri-Lite, Truckmaster, IHC, 62, and 68 Series.
| Specification | Details |
|---|---|
| Manufacturer | Automann |
| Automann Part Number | TRB6004SUB |
| Alternate / Cross Part Number | 321-153U |
| UPC Code | 889626179365 |
| Product Level | Fleet Premium |
| Component Type | Torque Arm Bushing (2-Piece Split) |
| Material | Heavy-Duty Polyurethane |
| Unit Size | 1 |
| Product Weight | 0.51 lbs |
| Package Dimensions | 3.062" x 2.187" x 2.187" |
| Shipping Profile | Parcel Friendly |
This premium torque arm poly bushing is engineered to fit the following heavy-duty vocational applications:
Suspension Series: Tri-Lite, Truckmaster, IHC, 62 Series, 68 Series, 31, 41, 102W, Binkley
System Manufacturers: Binkley, Dana/Spicer, Dayton, Hendrickson Aux, Reyco Granning, SAF Holland / Neway, Watson & Chalin
Directly interchanges with or replaces the following industry part numbers:
Dayton Parts: 321-153U
Dyco: D73 (Torque Arm Poly Bushing Split)
Reyco: K704538 (Torque Arm Poly Bushing Split)
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