What steering symptoms indicate a worn worm shaft in my Siena?

Excessive free play in the steering wheel and a clunking feel when turning are classic signs of a worn worm shaft in your Siena.

Is this a complete steering gearbox for the Siena?

No, this is the internal worm shaft component. It is intended for rebuilding an existing steering gearbox for your Siena.

How does a new worm shaft improve the steering feel of my Siena?

It removes the worn section of the gear, eliminating the loose 'dead spot' in the center and restoring precise control for your Siena.

Does this shaft come with the necessary bearings and seals for a rebuild on my Siena?

This is the shaft only; a full rebuild kit including bearings, seals, and bushings is required to complete the job on your Siena.

What warranty coverage is included with this steering assembly?

This part comes with a comprehensive 2-year warranty against any manufacturing defects in materials or workmanship.

Home/Fiat/Siena/Worm Shaft Assembly

1 / 3

Part

Worm Shaft Assembly

Name: Worm Shaft Assembly
Brand: Fiat
SKU: 40
Price: 1200 INR
Availability: InStock

Compatible with Fiat Siena

✓ Fits 16 Verified Fiat Siena Variants

Siena 1.2 EDSiena 1.2 EL PSSiena 1.2 ELXSiena 1.2 ELX PSSiena 1.2 ELX SPSiena 1.2 EXSiena 1.6 ELSiena 1.6 ELXSiena 1.6 ELX SPSiena 1.6 MaestroSiena 1.6 Maestro SPSiena 1.7 ELSiena 1.7 ELX PSSiena Weekend 1.6 ELXSiena Weekend 1.6 ELX SPSiena Weekend 1.7 ELX SP

Get this product

In Stock — Available Now

14 people viewed this today

M.R.P ₹1,500₹1,200You Save ₹300 (20%)

Inclusive of all taxes

Free Delivery

Secure Payment

Pay on Delivery

Free Delivery

Quick Dispatch

Fulfilled by MoreLife Mall

Only 4 left in stock — order soon!

Last purchased 5 hours ago

We'll help you find the right part for your vehicle.

Quick Enquiry

Get the best price for Worm Shaft Assembly

Check Delivery & Estimated Date

Enter your pincode to see delivery timeline

Product Description

This worm shaft assembly is the heart of your Siena's recirculating-ball steering gearbox, translating steering wheel rotation into linear motion. It features precision-ground worm gear teeth that mesh with ball bearings to provide smooth, low-effort steering with minimal backlash. Rebuilding or replacing this worn component in your Siena eliminates dead spots and binding, returning a precise, on-center feel. For a Siena driver, this means confident and predictable steering control.

Key Features

Precision-ground worm gear ensures smooth engagement with the ball nut
Induction-hardened shaft surface resists wear from the recirculating balls
Machined to exact specifications for proper preload and adjustment
Restores proper steering gear function, eliminating excessive play
Essential for rebuilding the steering box to factory specifications for your Siena

Frequently Asked Questions

Common questions about this product