Description
===SULASTIC IMPROVES: ===
– Smooths out the ride by just replacing the OEM shackle
– Reduce Vibration and Shocks Not Absorbed by the Leaf-springs
– Stops the Bed Bouncing
– Improve Stability
– Reduce Braking Distance
– Load & Towing Capacity Not Affected
– Improves Handling and Control of the Vehicle
=== Set includes: 2 shackles, 4 bolt 1/2″ x 1 1/2″, 4 bolt 1/2 x 6″, 2 bolt 9/16″ x 4.5″ or 9/16″ x 5″, 2 Bolt 9/16″ x 6″, 4 Threaded rod .543″ x 7.796″ with 2 flat washers, 2 presion washers and nuts, 2 Clamp Support (I), 2 Clamp Support (J), 4 Bracket (H), 4 Main Body Extension. (G1-G3,G2-G4)===
Vehicle Fitment
Sulastic model SA-01TU — verify cab, bed length, and leaf-spring count for your exact truck.
| Make | Model | Years | Fitment |
|---|---|---|---|
| Toyota | Tundra | 2007–2021 | All configs |
Fitment data current as of June 2026. Set includes 2 shackles per axle.






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