Target Audience: This technical guide is written for automotive distributors, engineers, repair workshops, and OEM buyers sourcing replacement gas springs or custom lift supports.

Eliminate Slamming and Vibration

A soft close damper (or hydraulic buffer) contains no pressurized nitrogen gas. Instead, it is filled entirely with specialized hydraulic fluid. Its sole purpose is to absorb kinetic energy, slowing down moving objects safely and quietly.

Engineering the Perfect Deceleration

By altering the internal orifice size and fluid viscosity, we can engineer custom deceleration curves:

The Yueli Quality Difference

500h Salt-Spray Tested

QPQ & Electrophoresis surface treatment for extreme anti-corrosion.

50,000-Cycle Fatigue

Multi-lip NBR sealing ensuring a 5-10 year lifespan without leaking.

ISO/TS 16949 Certified

Manufactured in our Guangzhou facility under strict automotive QC standards.

Need a Replacement or Custom Gas Spring?

Whether you need an exact OEM replacement or a custom stroke and force configuration, Yueli Springs is the source factory you can trust.

For the fastest quote, please send us:

  • OEM Part Number (if known)
  • Extended & Compressed Length
  • Force (Newtons)
  • End Fittings (Ball socket, clevis, eyelet)
  • Estimated Quantity
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