| Product Line | Chassis & Suspension |
| Category Name | Shock Absorber |
| Part Type | Rear Shock Absorbers |
| Alternate Part Name | Shock Absorber, Suspension Shock, Axle Shock |
| OEM Part Number | 85931 |
| Application Type | Semi-Trucks, Heavy Duty Trucks |
| Mounting Position | Rear Axle |
| Material | Steel |
| Body Diameter | 2.36 in. |
| Dust Tube | Yes |
| Collapsed Length | 14.52 in. |
| Compression | 220 lb. |
| Extended Length | 22.52 in. |
| Rebound | 1435 lb. |
| Recoil Cutoff | Yes |
| Net Weight | 8.20 lb. |
| Cross References | 3549099C2, 3573265C1, 3586883C1, 497260, 65492, 85931, A85923, A85931, M85931 |
| Intended Application | "- Compatible with a wide range of International heavy-duty trucks and tractors in the rear tandem axle position. This application is primarily for vehicles equipped with a 40,000 lb capacity rear air suspension. It covers the 9200i, 9400i, 9900i, 9900ix, LoneStar (2009-2015), and ProStar (2009-2017) series.
- Additionally, it is compatible with LoneStar and ProStar Day Cab models that utilize certain suspension configurations. It is also functional on classic 9200, 9300, 9400, and 9900 series models equipped with International Air Suspension (IAS) with a ride height of 9.25"" or 9.5"".
- Finally, this component extends its compatibility to more modern platforms such as the TerraStar, specifically in models equipped with the International IROS (International Ride Optimized Suspension) air suspension.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
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