---
product_id: 221606349
title: "TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645)"
price: "₱33843"
currency: PHP
in_stock: true
url: https://www.desertcart.ph/products/221606349-torque-trailer-air-spring-bag-replaces-firestone-9645-w01-358
store_origin: PH
region: Philippines
---

# Highest leak test ratio post-assembly 4.5-5.00 mm thick premium rubber 25% stronger 4140 grade steel studs TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645)

**Price:** ₱33843
**Availability:** ✅ In Stock

## Summary

> 🚛 Elevate your ride with Torque – where strength meets precision!

## Quick Answers

- **What is this?** TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645)
- **How much does it cost?** ₱33843 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/221606349-torque-trailer-air-spring-bag-replaces-firestone-9645-w01-358)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Precision Fitment:** Designed to replace multiple OEM parts, reducing guesswork and downtime.
- • **Unrivaled Warranty:** 3-year unlimited mile warranty backs your investment with peace of mind.
- • **Built to Outperform:** 25% stronger steel studs ensure unmatched durability under pressure.
- • **Leak-Proof Confidence:** Industry-leading leak test ratio guarantees reliable air retention.
- • **Premium Rubber Thickness:** 4.5-5.00 mm rubber exceeds OEM standards for superior longevity.

## Overview

The TORQUE Trailer Air Spring Bag (TR9645) is a heavy-duty suspension upgrade engineered with 25% stronger 4140 grade steel studs and premium 4.5-5.00 mm thick rubber that surpass OEM requirements. Featuring the highest leak test ratio after assembly and reinforced composite pistons, it offers superior durability and reliability. Compatible with multiple OEM part numbers, it comes with an industry-first 3-year unlimited mile warranty, making it the smart choice for professional-grade trailer suspension.

## Description

Buy TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645): Shocks, Struts & Suspension - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- QUALITY - Easy to identify part number permanently engraved on the rubber. 4.5 - 5.00 mm thick rubber that exceeds OEM requirements. 25% stronger 4140 grade steel studs. Stronger composite pistons. Highest leak test ratio after final assembly.
- SPECS - Extended Height: 28.50" // Compressed Height: 9.20" // Top Plate Width: 9.00" // Piston Width: 10.25" // Weight: 17.00 lbs
- REPLACEMENT FOR - Hendrickson S-23612, C-23612 // Firestone W01-358-9645 // Contitech 910BP-22P739 // Triangle 8565 // Ridewell RL96450 // AS9645, HDV9645, HD9645 // Sampa SP559645-KP
- WARRANTY - Thanks to our superior quality and customer service we started offering our customers industry's first 3-year unlimited mile warranty on our rolling lobe / reversible sleeve air springs. When you get your air spring, please register it through Torque Parts website.
- FITMENT - Please, call your dealer and ask for the part number. Then, check out if this air bag replaces it. Or, see the diagram picture and make sure all specs match with your air bag. ***Buying an air bag by make and model is one of the most common mistakes. Please, do not buy it by make and model.***

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Torque |
| Brand | Torque |
| Model | TR9645 |
| Item Weight | 17.42 pounds |
| Package Dimensions | 18 x 12 x 12 inches |
| Item model number | TR9645 |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | TR9645 |
| OEM Part Number | Firestone 9645, Hendrickson S-23612, C-23612, Firestone W01-358-9645, Contitech 910BP-22P739, Triangle 8565, Ridewell RL96450, Hendrickson S23612, C23612, Firestone W013589645, Contitech 910BP22P739, Triangle 8565, Ridewell RL96450 |
| Special Features | 25% stronger 4140 grade steel studs., 4.5 - 5.00 mm trick rubber that exceeds OEM requirements., Highest leak test ratio after final assembly., Stronger composite pistons. |

## Images

![TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645) - Image 1](https://m.media-amazon.com/images/I/310fgVKnZ5L.jpg)
![TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645) - Image 2](https://m.media-amazon.com/images/I/41cnencktBL.jpg)
![TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645) - Image 3](https://m.media-amazon.com/images/I/61leVLHtQNL.jpg)
![TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645) - Image 4](https://m.media-amazon.com/images/I/61tbdpDyN8L.jpg)
![TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645) - Image 5](https://m.media-amazon.com/images/I/81inYzODP9L.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: How could I purchase correct air spring bags for my truck/trailer ?**
A: Please ask your dealer for the correct part number for your vehicle, with your VIN number.

**Q: Why Torque Parts ?**
A: Air Springs manufactered and tested by Torque Parts are made of higher quality components and thicker rubber which result in a much longer product life than our competitors.

**Q: What does Torque Parts do ?**
A: Torque Parts is a U.S.-based company specializing in air springs for pickup trucks, semi-trucks, and trailers. We offer over 1,000 different parts under the Torque Parts. Our headquarters is in Chicago, IL, with multiple warehouses around the USA.

**Q: How can I reach to Torque Parts ?**
A: You can contact Torque Parts LLC. Our dedicated team is available to provide assistance and address any questions you may have. We are committed to ensuring your satisfaction and look forward to helping you with your needs.

## Frequently Bought Together

- TORQUE Trailer Air Spring Bag (Replaces Firestone 9645, W01-358-9645, Hendrickson S-23612, C-23612) (TR9645)
- Hendrickson S-22632/2 - Air Spring Bolt Kit -1 Per Spring Needed

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-03-11*