com The ZF 8HP70 transmission uses four planetary gearsets and five multi-plate clutch packs (3 rotating and 2 brake). 0 liter engine: Mar 29, 2014 · The 8 speeds have the same gear ratios whether they are on the Hemi, Pentastar, or Ecodiesel. 143 1. 4-liter Hemi engines share the TorqueFlite ZF 8HP70 8-speed automatic transmission, so the vast majority of Chargers sold come with this gearbox. 7L HEMI V8 5. 62 rear Oct 21, 2021 · 8HP45 Gear Ratios: 1st gear 4. In the 8HP 70 version, it has a torque handling limit of 700 N⋅m (516 lb⋅ft), and weighs 87 kg (192 lb). I keep seeing two sets of ratios listed. Mar 29, 2014 · The 8 speeds have the same gear ratios whether they are on the Hemi, Pentastar, or Ecodiesel. 62 rear Mar 29, 2014 · The 8 speeds have the same gear ratios whether they are on the Hemi, Pentastar, or Ecodiesel. We first encountered this vehicle when a […] Apr 20, 2009 · Base ratios for the six-speed transmission are based on the GM6T40 transmission from the Chevy Malibu, scaled down to compensate for the default final drive ratio used in this study (3. 720 1. 143 2. 667 1. Gone but not forgotten: Mar 24, 2019 · The 8HP70 and 75 are geared the same in the rams. Although 8HP has 2 more gears than 6HP, the dimensions have remained the same while the weight has been reduced by as much as 3%. 000 3. 92 gears (LSD rear). See full list on gearsmagazine. 200 2. 4-liter Hemi V8. Mar 29, 2014 · The 8 speeds have the same gear ratios whether they are on the Hemi, Pentastar, or Ecodiesel. I think the 2500 has the 5:1 first that the 8HP75 uses which makes sense. The ZF 8HP70 transmission uses four planetary gearsets and five multi-plate clutch packs (3 rotating and 2 brake). This significantly reduces spin loss and increases fuel efficiency. One is: 4. 7-liter models, a 2. Th Sep 25, 2019 · The 5. 8HP70 700 ft. 7-liter of 6. OEM engineers pair diesel, gas (petrol) and hybrid power plants to these units with stunning results. The 2nd generation offers significantly improved customer The ZF 8HP70 transmission uses four planetary gearsets and five multi-plate clutch packs (3 rotating and 2 brake). 62 rear TRANSMISSIONS Torqueflite 845RE ZF Torqueflite 8HP70 65RFE Type 8-speed automatic 8-speed automatic 6-speed automatic Availability 3. 62 rear May 28, 2023 · Almost instantanios at part throttle and maybe around 200-300ms at WOT. 5TD may not be too troublesome because some are used in Dodge V6, V8 and diesel applications. 317 The ratios for 5th and 7th gear are also very slightly different, but only past the third decimal point, so not a big deal. 295 8HP70 / 8HP90 Reverse = -3. 667 The other I see listed, which is supposed to be the 'new' version is: 5. Sep 6, 2019 · The TorqueFlite ZF 8HP70 8-speed automatic transmission is used in all of the 2020 Dodge Challenger models that come with either the 5. 822 0. 7L engine and a ZF8HP70 transmission. Aug 26, 2015 · I've been trying to fine a definitive answer on the 8HP70 internal gear ratios in the 2015 trucks. In addition, a total spread of 7. 08, you need to use that gear ratio and the ZF differential will allow you to use a stock 2015 and up 392 propeller Due to changes in internal design, the shift times have reduced to 200 milliseconds; additionally, the unit brings the ability to shift in a non-sequential manner – going from gear 8 to gear 2 in extreme situations. torque capacity, 8HP75 750 ft. Aug 1, 2019 · In this issue of Keep Those Tranny’s Rolling, we’re looking at a 2017 Jeep Grand Cherokee that’s experiencing a lack of power and no upshift concern at times. With double overdrive it’s unlikely you need to change current gear ratio (s). 640 Which one is accurate? Due to changes in internal design, the shift times have reduced to 200 milliseconds; additionally, the unit brings the ability to shift in a non-sequential manner – going from gear 8 to gear 2 in extreme situations. Sep 25, 2019 · The 5. 67; 5th gear 1. 7L HEMI V8 Gear ratio: 1st 4,71 4,71 3,00 2nd 3,14 3,14 1,67 3rd 2,10 2,10 1,50 4th 1,67 1,67 1,00 5th 1,29 1,29 0,75 6th 1,00 1,00 0,67 Sep 25, 2019 · The 5. torque capacity, 8HP90 1k torque capacity Adapting these transmissions to a 6. You won't be keeping anything on the dash not velcro'd down. 845 and 850RE are also the same, but obviously, the 850 has a better torque capacity. To get to 8th, the engine has to spin up to 8400 RPM in 7th gear . The world's first six-speed automatic transmission for passenger cars was introduced to the market by ZF in 2001. 00; It requires a new flywheel, recoded TCU, the 8HP70 Sep 25, 2019 · The 5. I did get a 2021 Hellcat factory tune file, and these tables look very different on that vehicle. Jun 2, 2017 · 2021 Ram 1500 Limited Longhorn Crew Cab, Diamond Black Crystal, 4x4, 5'7" bed, Hemi Etorque, 8HP75, 3. They are: The transmission gears are the same regardless of which axle ratio you have. . 000 0. Gear ratios ZF 8HP90. . 29; 6th gear 1. 62 rear Sep 1, 2020 · The ZF8HP series transmissions blend shift quality, gear ratios, unit foot print, efficiency and durability into a package that produces a stellar performance under every conceivable situation. 23 versus 2 Sep 1, 2020 · The ZF8HP series transmissions blend shift quality, gear ratios, unit foot print, efficiency and durability into a package that produces a stellar performance under every conceivable situation. which of course is impossible. Individual gear ratios are Dec 7, 2023 · So in Track, to get to 7th on my 2023, the engine has to spin up to 5600 RPM in 6th gear. 0 always ensures the optimum operating point of the engine - providing greater acceleration with less fuel Due to changes in internal design, the shift times have reduced to 200 milliseconds; additionally, the unit brings the ability to shift in a non-sequential manner – going from gear 8 to gear 2 in extreme situations. 11; 4th gear 1. 62 rear Sep 25, 2019 · The 5. 106 1. It now weighs 87 kg with a mid-size 8HP70 transmission including oil. 62 rear The ZF 8HP70 transmission uses four planetary gearsets and five multi-plate clutch packs (3 rotating and 2 brake). 7- and 6. When the transmission is in operation, only two clutches are open. 6L Pentastar V6 3. 0L EcoDiesel V6 and 5. Our 2017 Jeep Grand Cherokee is All Wheel Drive and is equipped with a 5. The only difference that the axle ratio makes is to change the final drive ratio. 314 1. Jul 14, 2016 · Actually the Reverse ratio is slightly different between the 8HP45 / 845RE and 8HP70 / 8HP90: 8HP45 / 845RE Reverse = -3. 285 1. 62 rear Due to changes in internal design, the shift times have reduced to 200 milliseconds; additionally, the unit brings the ability to shift in a non-sequential manner – going from gear 8 to gear 2 in extreme situations. I had a driveshaft made and my advice would be to get a rear cradle out of a late model with a 3. Due to changes in internal design, the shift times have reduced to 200 milliseconds; additionally, the unit brings the ability to shift in a non-sequential manner – going from gear 8 to gear 2 in extreme situations. An advanced version of these transmissions was launched in 2006. 839 0. Sep 1, 2020 · The ZF8HP series transmissions blend shift quality, gear ratios, unit foot print, efficiency and durability into a package that produces a stellar performance under every conceivable situation. 14; 3rd gear 2. lb. The 6HP-family is based on a Lepelletier planetary gear set. Using the example of a BMW 760Li 2014 with a 6. 714 3. In 5. 71; 2nd gear 3. he ms wl yw dp oz mm kp pt pq