BORG-WARNER Standard Replacement Band — direct fit for Mercury Mountaineer 5.0L V8 (1997-2001). Genuine quality replacement built to OEM tolerances, ships to all 50 USA states from RevXSC.
Engineered by BORG-WARNER as a standard replacement grade band for the 5.0L V8 engine, this 25891BW matches factory mounting points and form factor so install requires no modification. 4 Speed; Trans. code: 4R70W; Overdrive Standard replacement spec — the same dimensions, materials and performance envelope as the original factory part.
| Year | Make / Model | Engine | Notes |
|---|---|---|---|
| 1997 | Mercury Mountaineer | 5.0L V8 | 4 Speed; Trans. code: 4R70W; Overdrive |
| 1998 | Mercury Mountaineer | 5.0L V8 | 4 Speed; Trans. code: 4R70W; Overdrive |
| 1999 | Mercury Mountaineer | 5.0L V8 | 4 Speed; Trans. code: 4R70W; Overdrive |
| 2000 | Mercury Mountaineer | 5.0L V8 | 4 Speed; Trans. code: 4R70W; Overdrive |
| 2001 | Mercury Mountaineer | 5.0L V8 | 4 Speed; Trans. code: 4R70W; Overdrive |
Always replace band components in matched sets where applicable, torque fasteners to factory spec, and inspect adjacent transmission-automatic components for wear during installation. If you're not sure which variant matches your VIN, send us the last 8 digits of the VIN before checkout and we will confirm fitment.
Is 25891BW a direct replacement?
Yes — BORG-WARNER 25891BW is built to OEM form/fit/function for the Mercury Mountaineer 5.0L V8 (1997-2001).
Do you ship to my state?
We ship to all 50 USA states. Tracking is provided.
What's the difference between Economy, Standard Replacement and Heavy Duty?
Economy is the value-priced option for everyday driving; Standard Replacement matches OEM spec; Heavy Duty uses upgraded materials for towing, fleet and severe service.
How can I confirm fitment?
Match year, make, model and engine (1997-2001 Mercury Mountaineer 5.0L V8). When in doubt, send your VIN — we verify before dispatch.
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Note: The product image is for illustrative purposes only. Actual product may vary slightly in appearance, packaging, or labeling. Fitment and specifications are guaranteed to OEM standards.