WARNER AUTOMOTIVE / BORG‑WARNER GEAR — PART NUMBER: 191‑11E (also seen as T91‑1 on box markings)
Description:
WARNER / BORG‑WARNER GEAR (191‑11E)
Part Number: 191‑11E Box Marking: T91‑1 (Warner Automotive Parts Division) Brand: Warner Automotive / Borg‑Warner Corporation Category: Transmission / Overdrive / Geartrain Component Condition: New Old Stock (NOS) — Original Box
FITMENT / APPLICATION MATRIX
Because Warner/Borg‑Warner used shared gear families across multiple transmissions, the matrix is based on system type rather than a single vehicle.
| Transmission Type | Application | Notes |
|---|---|---|
| Borg‑Warner Overdrive Units (R10/R11) | Internal gearset component | Common in 1940s–1960s cars & trucks |
| Borg‑Warner T‑Series Manual Transmissions | Geartrain component | T86, T90, T96, T98 (varies by tooth count) |
| Vintage Ford Manual Transmissions | Select models using Warner gearsets | 1940s–1960s |
| Vintage Studebaker / Nash / Hudson | Warner‑supplied transmissions | Many used BW overdrive |
| Industrial / Agricultural Equipment | Warner gearboxes | Used in PTO and auxiliary drives |
DESCRIPTION
For sale is a New Old Stock Warner/Borg‑Warner Gear, part number 191‑11E, packaged in its original Warner Automotive Parts Division box. This is a precision‑cut helical gear used in various Borg‑Warner manual transmissions and overdrive units from the mid‑20th century.
The gear shows no wear, corrosion, or handling damage — ideal for period‑correct drivetrain restorations, vintage transmission rebuilds, or stocking rare OEM components.
FEATURES
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Genuine Warner/Borg‑Warner OEM gear
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Helical‑cut for smooth, quiet operation
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Hardened steel construction
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NOS condition with original packaging
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Ideal for vintage transmission rebuilds
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Rare part — no longer produced
LOCATION - UPSTAIRS BEHIND DESK