Search result for: 5444431U01
INSULATOR
Part number: 5444431U01
Availability: 8
Weight, kg: 0.081
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Make: Nissan
Made in: Japan

INSULATOR
Part number: 5444431U01
Availability: 8
Weight, kg: 0.081
Processing: 2-3 days
Make: Nissan
Made in: Japan

Substitutions
GROMMET STEERING RACK
Part number: N3808R
Availability: 72
Weight, kg: 0.001
Processing: 4-5 days
Make: RBI
Made in: Thailand

Front Spring Seat Insulator for Suspension οΈ
This rubber pad sits between the front coil spring and the upper mount. Its job is to isolate road shocks, stop metal-to-metal contact, and keep the spring centered. With a fresh insulator, the front end rides quiet and tight, steering stays precise, and the strut assembly lasts longer.
Why this part is needed
It reduces noise, vibration, and harshness (NVH). It also prevents the spring from chewing into the seat, protects the mount from impact, and keeps ride height consistent under load.
How it works βοΈ
Made from high-grade elastomer, the insulator compresses slightly as the spring moves. This absorbs micro-impacts, dampens oscillations, and allows smooth spring rotation during steering. It also seals out grit and water to slow corrosion.
What happens when itβs worn or broken
- Clunking or squeak over bumps
- Harsh ride and steering shudder
- Spring misalignment, uneven tire wear
- Damage to strut mount and spring coating
Compatibility
- I30
