Description
Genuine Meritor OEM forward-input pinion seal (A11205X2728) for Meritor 14X, 16X, 18X, and 38X drive-axle families — the FUI seal position on tandem and single-drive axles. Premium fluoroelastomer multi-lip design with steel-on-steel running surface; the matching running sleeve must be installed on the yoke before assembly. Replaces Stemco 429-0007, SKF/CR 32500, and Volvo 85108790.
Specifications
| Manufacturer | Meritor (Genuine OEM) |
|---|---|
| Part Number | A11205X2728 |
| Part Type | Differential Input / Pinion Seal (Forward Unit Input) |
| Material | Fluoroelastomer, multi-lip |
| Axle Compatibility | Meritor 14X, 16X, 18X, 38X |
| Position | Forward Unit Input (FUI); Forward Unit Output (FUO) on 14X / 16X tandems |
Cross References
This input seal replaces or is equivalent to the following part numbers:
- Meritor (alternate numbers): A1205X2728, A1205P1368, A1205B1926, A1205R2592, R945007, M10-100494
- Stemco: 429-0007
- SKF / CR: 32500
- Volvo: 85108790
- International / Fleetrite: 2590276C1
- Ford: E5HZ4573A
- S&S Truck Parts: S-A942, S-14655
- Automann: 181.100494, 181.CR32500
Applications
This input seal fits the FUI (and 14X/16X FUO) position on the following Meritor drive axles:
- Meritor 14X single drive and tandem (RS-23-160 / RT-40-145, etc.)
- Meritor 16X tandem (RT-46-160, RT-46-164EH, etc.)
- Meritor 18X (heavy vocational)
- Meritor 38X tandem
Representative vehicles using these axles:
- Freightliner Cascadia, Coronado with Meritor 14X / 16X tandem
- Kenworth T680, T880, W900 with Meritor 14X / 16X tandem
- Peterbilt 567, 579, 389 with Meritor 14X / 16X tandem
- Mack Pinnacle / Anthem with Meritor 14X / 16X tandem
Verify the axle model and serial before ordering. The matching running sleeve must be installed on the yoke before this seal is set; replace as a pair.

