| Product Line | Suspension |
| Category Name | Chassis & Suspension |
| Part Type | Upper Insulator |
| Alternate Part Name | Suspension Load Support, Insulator Box, Upper Insulator, Upper Insulator Pad |
| OEM Part Number | 10QK370 |
| Application Type | Semi-Trucks, Heavy Duty Trucks |
| Mounting Position | Rear Suspension |
| Material | Rubber |
| Overall Height | 3-1/16 in. |
| Overall Length | 6-17/32 in. |
| Overall Width | 5-3/16 in. |
| Net Weight | 6.32 lb. |
| Cross References | 10QK370, 325113, ABP4, E-2919, E2919, GAFF12010, R302919 |
| Intended Application | - Compatible with Mack 4 in. Spring Rear Suspensions – 44,000 lb. capacity, including SS34/38, SWS573, S44/SWS57, SS50 Camelb.ack, and SW/SWW Walking Beam series trucks.
- Always compare with your OEM part number prior to purchase to confirm full compatibility.
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