Differential Oil Seal (Rear) - SAP127591
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Description
Differential Oil Seal (Rear).
Specifications
| Part Type | Differential Oil Seal (Rear Input) |
|---|---|
| Part Number | SAP127591 |
| Brand / Line | SAP |
| Description | Heavy-duty multi-lip Viton differential rear input oil seal for Rockwell / Meritor / Eaton RD / RP tandem axles |
| Shaft Diameter | 3.000 inch |
| Bore Diameter | 4.562 inch |
| Width | 1.000 inch |
| Material | Viton (multi-lip design) |
| Application | Rear input on Rockwell / Meritor / Eaton RD / RP tandem drive axles |
Vehicle Fitment
| Make | Model | Model Years | Notes | |
|---|---|---|---|---|
| UNIVERSAL | All Heavy-Duty Trucks (Freightliner, Kenworth, Peterbilt, International, Western Star, Mack, Volvo, Sterling) | 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 | Rockwell / Meritor / Eaton RD / RP tandem drive axles – rear input seal | |
| UNIVERSAL | Trailers & Vocational Equipment | 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026 | Tandem axle differentials – rear input seal | |
| UNIVERSAL | Universal differential component used across all major heavy-duty truck and vocational equipment manufacturers equipped with Rockwell / Meritor / Eaton RD / RP tandem axles. | Universal differential component used across all major heavy-duty truck and vocational equipment manufacturers equipped with Rockwell / Meritor / Eaton RD / RP tandem axles. | Universal differential component used across all major heavy-duty truck and vocational equipment manufacturers equipped with Rockwell / Meritor / Eaton RD / RP tandem axles. | Direct replacement for National / Timken 127591 and Eaton 127591 |
| UNIVERSAL | Notes | Heavy-duty multi-lip Viton differential rear input oil seal (SAP127591 / National 127591). Prevents oil leakage at the tandem axle rear input yoke on Rockwell / Meritor / Eaton RD / RP series differentials in heavy-duty trucks and vocational vehicles. | Heavy-duty multi-lip Viton differential rear input oil seal (SAP127591 / National 127591). Prevents oil leakage at the tandem axle rear input yoke on Rockwell / Meritor / Eaton RD / RP series differentials in heavy-duty trucks and vocational vehicles. | Heavy-duty multi-lip Viton differential rear input oil seal (SAP127591 / National 127591). Prevents oil leakage at the tandem axle rear input yoke on Rockwell / Meritor / Eaton RD / RP series differentials in heavy-duty trucks and vocational vehicles. |
Part Numbers & Cross References
| Brand | Part Number |
|---|---|
| SAP | SAP127591 |
| National / Timken / Federal-Mogul | 127591 |
| Eaton / Spicer | 127591 |
| Automann | 181.127591 |
| Application | Differential Rear Input Oil Seal – Rockwell / Meritor / Eaton RD / RP Tandem Axles |
Important Notes
Fitment Notes: Supplier claims; not independently verified
