If you're building a serious off-road suspension setup, limit straps are one of the most overlooked — and most important — components you can add. Get them wrong and you're looking at blown CV axles, torn brake lines, and a very bad day on the trail.
What Are Limit Straps?
Limit straps (also called suspension limit straps or droop straps) are heavy-duty fabric straps that limit how far your suspension can droop when a wheel drops into a hole or your truck goes airborne. Without them, your axle extends until something stops it — usually a brake line, CV boot, or control arm at its mechanical limit. That's not a stop you want.
Measuring for the Right Length
This is where most people get it wrong. You need to measure your droop travel — how far the axle drops from ride height before it would otherwise overextend. A common method:
- With the vehicle at ride height, measure from your limit strap mount point on the frame to the corresponding axle mount point.
- Cycle the suspension to full droop and measure again.
- The difference is your droop travel. Your limit strap should be at or slightly shorter than that number.
Going too short means you're sacrificing droop you paid for. Too long and you're back to the same overextension problem.
Material and Construction Matter
Not all limit straps are created equal. Look for:
- High-denier polyester webbing — resists UV degradation and stretching over time
- Reinforced loop ends — the ends take all the shock load; stitching quality is critical
- Correct width for your application — wider straps handle higher load ratings
Cheap straps fray, stretch, and eventually fail. On a trail, that failure usually happens at the worst possible moment.
Mounting Location Tips
Most suspension limit straps mount from the frame or skid plate down to the axle housing. Make sure your hardware is grade 8 or better and that you've got enough clearance for the strap to hang straight when the suspension is at full droop. A twisted strap puts uneven stress on the webbing and shortens its life.
The Bottom Line
Limit straps are cheap insurance for expensive drivetrain components. If you're running a lifted truck with extended travel, they're not optional — they're essential. Measure carefully, buy quality, and mount them right the first time.
Related Products from Bull Strap
🔗 Shop Bull Strap Limit Straps: Proudly Made in USA with 4130 Chromoly heat-treated end pieces. Available in multiple lengths and configurations.