Why UTV Suspension Tabs Crack (And How to Prevent It)
If you ride hard, push horsepower, or spend time in dunes and desert terrain, cracked suspension tabs aren’t a matter of if— they’re a matter of when.
This is one of the most common failure points on UTVs, especially as power, weight, and suspension loads increase beyond what factory components were designed to handle.
Understanding why suspension tabs fail is the first step to preventing it.
What Causes UTV Suspension Tabs to Crack?
Suspension tabs take repeated load from:
- Control arms
- Shock mounts
- Trailing arms
- High-speed impacts and G-outs
From the factory, many of these tabs are:
- Thin
- Minimally reinforced
- Designed for stock power and moderate use
Once you introduce:
- Bigger tires
- More travel
- Higher speeds
- Increased horsepower
You dramatically increase stress on these mounting points.
Over time, this leads to:
- Metal fatigue
- Elongated bolt holes
- Cracking around weld zones
- Complete tab failure
The Real Problem: Load Concentration
Most failures happen because load is concentrated in a small surface area.
Instead of distributing force across the tab:
- The bolt and mounting point take most of the stress
- The surrounding metal begins to fatigue
- Micro-cracks form and spread
This is especially common in:
- Shock mounts
- Upper control arm tabs
- Rear suspension pickup points
How to Prevent Suspension Tab Failure
Preventing tab failure comes down to one thing:
Spreading load and reinforcing weak points before they fail.
1. Reinforce Tabs with Weld Washers
One of the most effective solutions is adding reinforcement around the bolt hole.
Weld washers:
- Increase surface area
- Distribute load more evenly
- Help prevent elongation and cracking
- Strengthen high-stress mounting points
- This is a simple upgrade that can prevent major structural damage.
Shop UTV Weld Washers:
https://avidrace.com/collections/weld-washers
2. Address Suspension Geometry and Load Paths
Not all stress comes from impact — a lot comes from how the suspension loads under movement.
As suspension cycles:
- Poor geometry can increase side loading
- Components load unevenly
- Tabs take stress they weren’t designed for
- This is where properly engineered systems matter.
Explore AVID Suspension Systems:
https://avidrace.com/collections/all-suspension-kits
3. Upgrade for Your Driving Style
If you’re:
- Running dunes
- Racing
- Adding power
- Increasing travel
You’re already operating outside OEM design limits.
At that point, reinforcement isn’t optional — it’s necessary.
Learn more about when you need weld washers:
Do You Need Weld Washers on Your UTV? (When They’re Required vs Optional)
Common Signs Your Tabs Are Failing
Watch for:
- Visible cracks around mounting points
- Paint flaking near weld areas
- Elongated bolt holes
- Suspension noise or movement under load
Catching this early can prevent:
- Chassis damage
- Costly repairs
- Failure during riding
Final Thoughts
UTV suspension tab failure is one of the most preventable problems in off-road performance.
The issue isn’t just abuse — it’s load concentration and lack of reinforcement.
By reinforcing critical points and using components designed for real-world loads, you can dramatically increase reliability and confidence in your setup.