My girlfriends truck has an nv5600 and her dad has a 6. The debate over whether to use an automatic manual transmissions or automatic transmission has become more complex as. With that said, my 2015 3500 cummins with the 68rfe will average 22 to 24 mpgs depending on the mix of city and freeway travel. The strongest dodge transmission ever built diesel power. I love this setup, especially since its been deleted and tuned. Automatic vs manual transmissions in diesel pickups diesel hub. I love the control you have with the manual but dont like the idea of losing 140 ft lbs of torque. The main reason that i will never ever buy a 4th gen cummins ram truck.
Everything else is a manual from the eaton fuller on the dodge, the unis 8sp to the pb. The nv4500 5 speed manual transmission was a popular choice for the 1994 to 2005 cummins. A manual transmission, also known as a manual gearbox, a standard transmission, stick shift, or simply stick, clutch, or gearbox, is a type of transmission used in motor vehicle applications. Thes transmissions have updated main shafts, 5th gear and 5th gear nut. Now, to be clear, the mechanics of cvts differ from those of automatic transmissions, but for drivers, the operation is the same. I know this doesnt help out the op with the manual vs. Both trucks are used for towing so the manual trans is really nice.
In defense of the manual transmission 2015 ram 2500. Great truck all around but i really really want a manual transmission. Automatic or manual dodge ram forum dodge truck forums. The gear splits are horrible in the 48re with only 4 gears behind that diesel. Sun coast converters use their expertise fixing busted dodge 47re48re to produce the om3ga kit and the strongest dodge transmission ever built. Just wondering if anyone has any thoughts if the 6 speed manual with 660lbs of torque gets better mileage than the 6 speed auto 68rfe with 800lbs of torque, both with the 3. Transmission ratios, production years, and information for 5. I had 2 auto cummings and got my 15 with a g56, finally. The diesel engine cranks out 370 horsepower at 2,800 rpm with 800 lb. Isx15 smartadvantage powertrain hd truck cummins inc. I have a 2008 2500 diesel with the 6 speed automatic. I dont understand why there arent more of them on the roads.
Cummins gearing recommendations 2015 onhighway us and canada products 3. I have had issues already with my def system and wanted to avoid high costs associated in the future. We drive a bright red 2015 ram 2500 tradesman longbed diesel truck and decide that all vehicles should have a manual transmission. Fuel economy is improved through the combination of downspeeding, optimized. I know it is not the same truck transmission you asked about, but there is no way a more powerful truck with 4. Not aware of any maintenance or reliability issues with new modern autos. With the 6speed manual transmission, my ram 2500 tradesman test truck wasn t quite at the top of the segment, but with a max towing level of. Transmission ratios for cummins equipped dodgeram trucks. The wa580 can withstand far more input torque than the nsg370 can, 428ftlbs vice 272 ftlbs. Before i did the egr delete i installed the programmer and. It uses a driveroperated clutch, usually engaged and disengaged by a foot pedal or hand lever, for regulating torque transfer from the engine to the transmission. I recently installed raceme ultra tuner, set on 60hp setting, 23 degree timing, with 4 flo pro exhaust delete, and egr delete. One of the main reasons many companies are switching to autos.
The wa580 has been behind many hemi powered vehicles. Type 6speed automatic 6speed manual 6speed automatic 6speed automatic availability 5. Cummins isx15 with smarttorque2 st2 is available exclusively with the smartadvantage powertrain. After the release of the commercialgrade aisin as69rc automatic in 20 pictured above, the same transmission that is currently tasked with harnessing the 19 6. In 2018 for the automotive industry, only 2 percent of the cars that were sold were manual. Manual transmissions were the way to go on a ram truck until the mid2007 models, says nate dwyer, director at performance truck products.
It can unlock the later ecms for tuning, tune all dodgeram cummins trucks all the back to the 1998. Half of the time the truck will be run empty with the other half pulling my 5000lb tool trailer. When you dont have to shift gears it makes it nice for the beginner, its just one less thing to do and allows the driver to concentrate on the road in front more. Both have 6 speed manual transmissions, chipped, exhaust, and intake. That way your transmissions input shaft will slide through the clutch and into the pilot this is still an autotomanual conversion, but in this case the owner. That is one reason why automatics sometimes have a towhaul button. Automatic vs manual transmission for semitrucks what do you prefer to drive.
The mm3 is one high tech and powerful piece of hardware. It was, at first, hard to accept that an automatic transmission pushed that cummins to 650 poundfeet while the manual version was reduced to 610 poundfeet. But the manuals are hard to find and most dealers i talk to say the automatic is the way to go. Bruiser diesel conversions keeps the wa580 installed when they throw a cummins 4isf in the wrangler. I think going with an older auto built up like in square d or a manual is the best choice for simplicity and durability behind the cummins. Our remanufactured heavy duty nv4500s are 5speed constant mesh manual transmissions, all gear ranges including reverse are synchronized its a top loader with a cast iron case and an aluminum shift cover also comes with an aluminum bell housing for conversion. You need all the gears when driving a big truck but its overkill in a light duty truck. Lack of control of torque with auto this little truck tend to get squirrelly on the icy roads when it changes gears climbing grades. A manual transmission creates more heat in overdrive, similar to an automatic in overdrive. Temperatures are often 30 degrees higher when towing in overdrive. The second option matches the cummins to the 68rfe sixspeed automatic transmission. The new 67re transmission is a great improvement, but it needs a little fine tuning on the gearing.
The lowest by far hp and torque version of the cummins comes with the manual transmission. Specing the right transmission for vocational trucks. One thing thats helping automatic transmission catch up is the wider use of continuously variable transmissions cvts. Unlike manual and automatic transmissions, which have a fixed set of gears and a fixed set of ratios, cvts can.
Overseas chrysler doesnt even bother mating the manual transmission to the diesel wrangler. I have seen people mention that the auto is the same trans used behind the 5. Why arent there more heavy duty pickups with manual. This seems to be inline with others but ive also read posts of 19 mpgs and less. Dodge cummins auto to nv4500 manual transmission swap pt1 duration. I previously drove a 2015 kw t680 auto myself, 305,000 miles with no issues whatsoever. He has years of experience and knows how to drive a manual. Ats 319904a326 4r100 transmission conversion kit 07. Jump to latest follow status not open for further replies. Perhaps the most crucial part of a semitruck is its transmission. Cummins gearing recommendations this presentation provides a summary of cummins gearing requirements, criteria and guidance for each engine and common applications.
Purchase ats 319904a326 4r100 transmission conversion kit 07. Standard on most versions of the 2015 ram 2500 is a 5. Aisin comes with a higher hp and torque version of the cummins than the 68rfe. Manual transmissions lower gross weights 15001650 rpm performance heavy haul. Ive narrowed my 34 truck search down to the ram 2500 diesel. Automatic vs manual transmission for semitrucks what do. An automatic transmission does all the shifting for you, and therefore a vehicle can be operated with one hand and one foot.
Best and worst transmission for a dodge cummins youtube. Got to change fluid more often and it messy changing auto fluids plus adjusting the bands. What transmission is gonna last longer, and what is gonna hold up to the most horsepower once i start. Aisin has a stronger clutch pack according to ram execs aisin is a heavier transmission aisin and 68rfe have the same 4th and 6th gears.