The 13-140-3 Suspension Equalizer is a heavy-duty link designed to balance load transfer between tandem axles on trailers. Built for 42 ¼″ center-to-center axle spacing, this equalizer ensures even weight distribution and smooth suspension articulation. Its universal design allows installation on either the right or left side, making it a versatile component for commercial, utility, and equipment trailers.
Features:
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Precision-machined for consistent performance under heavy loads
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Universal fit—right or left hand installation
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Built-in support for smooth spring articulation
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Durable powder-coat finish for corrosion resistance
Specifications:
| Dimension / Feature | Value |
|---|---|
| Axle Spacing (C–C) | 42 ¼″ (1,073 mm) |
| Overall Length (A) | 18 ³⁄₈″ (467 mm) |
| Spring Eye Hole I.D. (B) | 1″ (25.4 mm) |
| Center Pivot Hole I.D. (C) | ¾″ (19.1 mm) |
| Inner Body Diameter | 2 ½″ (63.5 mm) |
| Material & Finish | High-strength steel, black powder coat |
Fitment & Applications:
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Designed for tandem-axle trailers with 10K–15K lb capacity
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Ideal for utility, equipment, livestock, and flatbed trailers
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Works with 3″ wide slipper or multi-leaf spring packs
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Requires matching 1″ and ¾″ hardware (bushings/bolts) for installation
