The Eaton Fuller S-1131 or S1131 is a genuine Input Shaft Assembly (also referenced as a Pinion Assembly) designed for Fuller 9513 Series manual transmissions. This part crosses to Navistar OEM number 1662456C91, making it a direct reference when sourcing replacements across those platforms. Sold individually as a single unit. Pro Gear and Transmission stocks genuine Eaton Fuller drivetrain components for professional buyers who need the right part the first time. Call us to confirm proper fit for your specific transmission serial number or application.
Features
Genuine Eaton Fuller part number S-1131 or S1131
Also cataloged as a Pinion Assembly for Fuller 9513 Series transmissions
Crosses to Navistar OEM part number 1662456C91
Sold as a single assembly (1 each)
Sourced from Pro Gear and Transmission, a dedicated heavy-duty transmission parts supplier
Tech Specs
- Part Number: S-1131 or S1131
- Part Type: Input Shaft Assembly / Pinion Assembly
- Application: Fuller 9513 Series Manual Transmissions
- Cross-Reference: Navistar 1662456C91
- Sold As: Each (single unit)
Used in these Eaton Fuller models
