Jan 24, 2015 · The overdrive is a nice add-on, but it won't turn your F134 Jeep into a highway cruiser. The main problem is not gearing, but power. Wind resistance is a mighty barrier, and increases with the square of velocity (speed).

Jun 29, 2018 · This all-range overdrive is a great addition to any of the early model Jeeps from 1940 to 1971. The addition of this 25% overdrive unit offers you the needed gearing the early Jeeps were lacking. The Saturn overdrive is a fully synchronized unit …

Jan 19, 2017 · The Warn overdrive is an auxiliary planetary transmission that replaces the output gear of the transmission. It has two ratios, 1:1 and 1:0.75 (IIRC). It also is synchromesh, having a brass blocking ring just like your transmission gears.

Dec 10, 2022 · Both vehicles have stock drivetrains. Both benefit greatly from the OD on the highway. Neither would be fast enough to drive safely on the highway without Warn overdrive. Additionally, with only 3 spd transmissions, the OD helps with …

Dec 1, 2011 · To add an overdrive or not? I have a 62 CJ5 with the original T90 3-speed transmission. I am debating the value of adding an aftermarket overdrive and wondered what experiences and opinions others had who have done this.

Saturn Overdrive for Dana 18 T/C. This all-range overdrive is a great addition to any of the early model Jeeps from 1940 to 1971, and I.H. Scouts 1961-65 with the Model 18 transfer case. The addition of this 25% overdrive unit offers you the needed gearing that the …

This all-range overdrive fits Jeep with a 29 tooth drive gear and a 6 spline transmission output shaft. This all-range overdrive is a great addition to any of the early model Jeeps from 1941 to 1971, and I.H. Scouts 1961-65 with the Model 18 transfer case.

This all-range overdrive is a great addition to any of the early model Jeeps from 1941 to 1971, and I.H. Scouts 1961-65 with the Model 18 transfer case. The addition of this 25% overdrive unit offers you the needed gearing that the early Jeeps were lacking.

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Mar 2, 2025 · I acquired a project recently and have the same setup behind a v8 - toploader 4 speed with the side linkages adapted to an 18 with a warn od. I'd like to see your floor pan setup. My ODs shift smooth, not running so it sounds stuck or something broke.