Nv4500 overdrive ratio

The NV or New Venture Gear is a heavy-duty, manual shift, five-speed overdrive, longitudinally positioned transmission. It was introduced into Dodge trucks in

The NV transmission was the highlight of this new venture. Featuring a granny low first gear coupled with a fifth gear overdrive, the stout NV is truly the best of both worlds. First introduced in , the NV is a constant mesh helical geared, heavy duty 5 speed transmission. All forward gears are fully synchronized. The initial Dodge version offered a synchronized reverse. The transmission case is cast iron with an aluminum top cover. The case measures

Nv4500 overdrive ratio

What are the NV design specifications? What are the major design changes? I "lost" 5th gear, what happened? Why does m y NV shift hard? What lubricant should I use and were can I get it? I increased my Diesel engine power output. What can I do to make my NV bulletproof? All Gears Main Case Cast iron Shift Cover Aluminum alloy Gear Bearing Caged roller Main Shaft Pilot Straight roller Lubricant

This was replaced by a square stub that accepted a press on shift lever for A synchronizer requires a degree of friction in order to increase or decrease the angular velocity of a gearset and allow for smooth gear progressions, nv4500 overdrive ratio. Most transfer case adapters for this nv4500 overdrive ratio will require the replacement of the tailhousing and the shortening of the output shaft.

The NV transmission identification tag is attached to the shifter top cover. The tag provides the transmission model number, build date, and part number. Be sure not to remove the I. The information on this tag is essential for ordering the correct replacement parts. It was also the first year that Chevy changed the bellhousing-to-transmission bolt pattern.

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Nv4500 overdrive ratio

Installing the NV Overdrive Transmission. By CeetWarrior. The NV closely matches the gearing of the original 4 speed, plus has a 0. My freshly rebuilt V8 provides awesome power around town and would motor powerfully down the highway, but was turning high revolutions at highway speeds. The addition of the fifth gear gives me a more comfortable cruise.

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If oversize tires are being used, some Jeeps may never see overdrive and lower axle gearing may be in order to compensate for the NV's taller low gear. Reverse Inhibitor Bracket 95 Inch pounds. In , Dodge discontinued the 23 spline output shaft on the gas version NV, and all Dodge transmissions standardized to 29 spline. On these Heavy-Duty 2WD transmissions, the speedometer pickup was moved from the tailhousing back to the rear axle. We DO NOT advise using this transmission for other applications unless you are prepaired to change the Heavy-Duty front input and retainer. These kits supply you with replacement parts for the normal wear items of the NV The transmission also often requires serious surgery of the body's tunnel to gain back ground clearance. Related Articles No Related Articles. Due to the interchangeability of other NV components, we also recommend that you verify the following information: Starting at the front, this GM transmission should have a input shaft pilot tip diameter of. JavaScript is disabled. Amsoil 75W manual transmission fluid is a popular alternative that also meets the NV's fluid specifications at a much lower cost. Complete Vehicles. This input shaft can be interchanged with other NV input shafts with this 5. This transmission cannot be used with a Ford engine. You must log in or register to reply here.

The NV transmission is a heavy duty 5-speed that saw use in a number of Chrysler and GM trucks from — After joining forces, this new joint transmission company created a number of gearboxes that were shared between the two automotive giants.

NP Rebuild advice. Deals Forum. This sealant seems to work best. Be sure not to remove the I. The transmission also often requires serious surgery of the body's tunnel to gain back ground clearance. Chevy once again changed the bellhousing-to-transmission bolt pattern and went to a larger bellhousing index diameter. Last edited: Apr 19, The Garage. Aluminum alloy Gear Bearing Also, with HD models, the mainshaft nut was redesigned late in The NV transmission identification tag is attached to the shifter top cover. Sort by Oldest first Oldest first Newest first Most reactions.