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Is the SM465 a good transmission?
Some applications beyond one-ton pickup trucks came with larger input shafts. Favored by off-road drivers, the SM465 has a very low first gear suitable for rock-crawling. The SM465 has developed a reputation as a highly durable transmission….Muncie SM465 transmission.
| Muncie SM465 | |
|---|---|
| Class | 4-speed manual |
| Chronology | |
| Predecessor | SM420 |
What does a SM465 transmission fit in?
The SM465 is an outstanding, heavy-duty truck transmission designed and used in ½, 3/4 and 1+ ton trucks. The SM465 was made by General Motors from 1968 to 1991. They are found primarily in GM and Chevrolet trucks, Blazers, Suburbans and many other models falling under the 1/4-ton to 1-1/2-ton platforms.
Will a 5.3 LS bolt to a SM465?
Our GM LS engine to SM465 adapter kit works with all GM LS engines, including the 4.8L, 5.3L, 6.0L and 6.2L. Further, it works with 4-speed transmissions that were used in GM 1 ton trucks from mid 80’s.
Does a SM465 have Synchros?
First and reverse gears on this tranny do NOT have synchro gears in them, as they are designed for severe duty usage.
How much does a SM465 transmission weigh?
SM465 vs. SM420
| SM465 | SM420 | |
|---|---|---|
| Height (in.) | 18.0 | 17.0 |
| Weight (lbs.) | 175 | 135 |
| Input Shaft | 1 1/8-in., 10-spline or 1 1/2-in., 10-spline | 1 1/8-in., 10-spline |
| Output Shaft | 10-spline (early 4WD), 35-spline (2WD) 32-spline (late 4WD) | 10-spline |
How much does a Muncie SM465 weigh?
SM465 vs. SM420
| SM465 | SM420 | |
|---|---|---|
| Length(in.) | 12.0 | 10.4 |
| Height (in.) | 18.0 | 17.0 |
| Weight (lbs.) | 175 | 135 |
| Input Shaft | 1 1/8-in., 10-spline or 1 1/2-in., 10-spline | 1 1/8-in., 10-spline |
Will a SM465 Bellhousing on NV4500?
The SM465 has the old four ear GM transmission to bell pattern. Several transmissions will fit that bellhousing but not the Dodge & 96 on GM or the 92-95 GM versions of the NV4500.
Why is it called a rock crusher transmission?
The M20 and M21 cluster gears are cut at a 45-degree angle. The reduced gear angle of the M22 created a problem with noise (hence the name “rock-crusher”). Performance seekers decided to live with the noise when the benefits of increased durability from the gear-tooth angle outweighed the gravelly clatter.
Will LS bolt to NV4500?
Our GM LS engine to early NV4500 adapter kit works with all GM LS engines, including the 4.8L, 5.3L, 6.0L and 6.2L. Further, it works with 5-speed NV4500 transmissions that were used in GM 1 ton trucks from mid 1993 through 1995.
What trucks have NV4500 transmissions?
General Motors used the NV4500 as RPO MT8 & MW3 in 8500 + GVWR light trucks.
- 1991–2000 GMC & Chevrolet C/K 2500 and 3500.
- 1999 & 2000 Chevrolet Silverado 2500 and 3500.
- 2001–2006 Chevrolet Silverado 2500HD and 3500 and 2007 Silverado Classic.
- 2001–2006 GMC Sierra 2500HD and 3500.
What year did Dodge stop using the NV4500?
The New Venture Gear 4500, commonly called NV4500, is a 5-speed manual transmission manufactured by New Venture Gear and used in General Motors and Chrysler products from 1991–2007.
Will a SM465 bellhousing on NV4500?
What kind of transmission does a SM465 have?
The SM465 is a Muncie engineering design, this transmission is a top loader, tower shifter with a non synchronized granny low 1st gear. 2nd through 4th gear uses brass syncro rings, bushings are used under all gears on the main shaft. 3rd and 4th gear are the only gears removable from the counter shaft.
What does the SM465 stand for?
For the 1992 model-year, the SM465 was replaced in 3/4- and 1-ton pickup truck applications by the New Venture Gear 4500 transmission. The “SM” in the transmission’s designation does not stand for Synchro-Mesh, contrary to popular belief. “SM” stands for “SAGINAW MUNCIE”. GM literature also often referred to this as a CH465, referencing Chevrolet.
Is a 465 transmission a good transmission?
The 465 is an intellegently designed and very well-built transmission and remains easy to locate and generally inexpensive to buy and maintain. The strength, relatively short size and the gearing of the transmission make it a good choice for a variety of on-road and off-road situations.