The ATRO EQ53-35001 is a heavy-duty cast equalizer beam designed for Hutchens 7700 and 9700 series four-spring trailer suspensions.Engineered for maximum durability, this beam features ATRO’s proprietary polyurethane bushing, which outperforms standard rubber by resisting oil, chemicals, and road salt while providing a smoother ride and reducing maintenance intervals.
High-Quality Cast Steel: Provides superior structural integrity and improved load-carrying capacity compared to fabricated alternatives.
Polyurethane Bushing (EQ53-35601): Specifically formulated to eliminate "bushing windup" and offer a longer service life than rubber.
Complete Installation Kit: Unlike the EQ53-35002, this part number includes all necessary mounting hardware for a direct replacement.
Precision Fit: Features a 1 1/8" bolt hole and 11.5" center-to-center spacing.
| Attribute | Specification |
| Beam Length | 16 1/2" |
| Bolt Hole Size | 1 1/8" |
| Center-to-Center | 11.5" |
| Bushing Included | Yes (EQ53-35601) |
| Shipping Weight | 27.9 lbs |
| UPC Code | 751354027198 |
(1) Cast Equalizer Beam with pre-installed Bushing
(1) 1 1/8" Bolt & (1) Locknut
(2) 5/8" Bolts & (2) Locknuts
(2) Flat Washers
(2) Spacer Sleeves
This unit is a direct replacement for the following manufacturer part numbers:
Hutchens: 16290-01, 17784-01
Dayton Parts: 338-887
Automann: EQ028, EQ028UB
Meritor: R309471, E9471
Flagg: H225
Trailmobile: HU1629001, HU1778401
Applications: Fits Hutchens H9700 and H9600 Trailer Four-Spring suspensions with 42 1/2" to 49" axle spacing.
Standard: 1-Year Limited Warranty (U.S. / Canada / Export).
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