Helper Springs for Mercedes-Benz Sprinter
Keep your Sprinter level, stable and predictable under load. MAD coil-in-coil helper springs add progressive rear support—no compressors, no air lines, no maintenance.
What they fix
- Rear squat when loaded or towing
- Body roll and sway in crosswinds
- Uneven headlight aim and braking stability
Kit options
- Variable-load (progressive) — engages as the van squats; ideal for mixed use and campers.
- Constant-load — for vans carrying permanent equipment weight.
Compatibility
- Sprinter 2500/3500 — cargo, crew, passenger
- 2WD & 4x4 (select kits vary)
- Check wheelbase and rear axle before ordering
Sprinter Helper Spring Kits
Prices in USD. Ships to the U.S. Use the filters to find your kit.
| Axle | Load Type | Notes | SKU | Price |
|---|
Install Guide
Read the supplied kit manual first. Support the vehicle securely and follow all safety procedures. Helper springs improve support but do not change GVWR or towing ratings.
Tools
- Jack + axle stands or lift
- Socket/torx set
- Torque wrench
- Pry bar
- Eye protection & gloves
Steps (rear axle)
- Park level; chock front wheels. Lift rear and support the axle.
- Remove rear wheels if needed for access.
- Support the axle to relieve spring load; inspect OE coils and seats.
- Position the MAD inner coil per the manual (top/bottom seats).
- Install seats/brackets and hardware. Hand-tighten.
- Center the inner coil; verify clearances (brake lines/ABS wiring).
- Torque all fasteners to spec. Re-check coil alignment.
- Reinstall wheels; lower vehicle; road-test. Re-torque after ~100 miles.
Reviews & Results
Add 2–3 customer quotes with photos and before/after ride-height (mm/in). Example:
“Loaded with tools the rear used to squat visibly. With MAD helper springs it sits level and tracks better on the highway.” — HVAC Contractor, TX
Looking for the smaller van? Try Mercedes Metris helper springs.
