Image is illustrative and may vary from actual product
Why This Tire?
Specifications
| Brand | Firestone |
|---|---|
| Category | Suspension |
| Manufacturer Part # | 4170 |
| UPC | 767555116692 |
|---|---|
| Subcategory | Air Helper Springs |
| Weight | 3.0 lbs |
Vehicle Compatibility
| Year | Make | Model | Trim |
|---|
Product Description
The Firestone Coil-Rite Air Helper Spring Kit 4170 is a direct fit for Toyota Sienna models from 2004 to 2010. This system enhances the vehicle's rear suspension by providing adjustable air support within the coil springs. It helps prevent sagging, improves stability, and ensures a smoother ride when the vehicle is loaded with passengers or cargo.
Shipping & Returns
Fast Shipping
Standard delivery in 3-7 business days. Expedited options available.
30-Day Returns
Return unused items in original packaging for a full refund.
Questions & Answers
Check your vehicle owner's manual or the tire placard on the driver's side door jamb for the recommended tire size. You can also use our vehicle fitment tool at the top of the page to confirm compatibility. If you're unsure, our support team is happy to help you find the right fit.
We offer a 30-day return policy on unused, unmounted products in their original packaging. Simply contact our support team and we'll provide a prepaid return label. Refunds are processed within 5-7 business days of receiving the returned item. Mounted or used tires are not eligible for return.
We ship directly to your door or to your preferred local tire shop for installation. Most local tire shops offer mounting and balancing for $15-$25 per tire. Just provide your installer's address at checkout and we'll ship right to them.
Customer Reviews
Write Your Review
Compare Similar Products
Similar Product 1
Coming soon
Similar Product 2
Coming soon
Similar Product 3
Coming soon
Complete Your Setup
Recommended accessoriesSimilar Products
Compare alternativesCompare With Similar Products
Get Exclusive Deals
Join 50,000+ drivers who save on premium tires and parts. Tire & parts deals, tips, and exclusive offers. Unsubscribe anytime.