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How many gears did the 1966 GT40 have?

The 1966 GT40 had four forward gears in a manual transmission.


The 1966 GT40, best known for Ford’s Le Mans triumph as the Mk II, used a traditional four-speed manual gearbox integrated into its mid‑engine, rear‑drive layout. This setup provided four forward gears plus a reverse, aligning with the race-focused engineering of the era. The configuration remained a defining feature of the car during its famous 1966 campaign, before later variants moved to additional gears.


Gear configurations in the GT40 timeline


Below is a concise look at how gearbox counts changed across notable GT40 variants, with emphasis on the 1966 Mk II and the evolution that followed.



  1. 1964–1966 GT40 (Mk I/Mk II): four forward gears in a manual transaxle, plus a reverse gear.

  2. 1967–1969 GT40 Mk IV: five forward gears in a manual transaxle, reflecting an evolution toward greater flexibility at endurance speeds.

  3. Note: While the standard configurations centered on four or five speeds depending on the variant, some race-prepped or one-off examples experimented with different arrangements; the widely documented production-era GT40s settled on these four- or five-gear setups.


In summary, the 1966 GT40 used four forward gears in a manual transmission, a hallmark of the Mk II configuration that helped shape its competitive performance at Le Mans. Subsequent variants introduced a five-speed option to augment long-distance pacing and top-end capability.


Summary


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Kevin Bennett

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Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.