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auto tranny shifting on wide open throttle

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Old 06-01-2011, 09:19 PM
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Default auto tranny shifting on wide open throttle

So me and another df member are having a piecefull disagreement ha. I could swear that with 265 tires and 355 gears wide open throttle i could pull about 75 in second then it would shift to third around that speed and max out around 50 in first. He is telling me on wide open throttle the truck shifts into 4th gear at 75 or 80. Every time iv been over 100 i swear im still in 3rd gear. This guy is also telling under wot you can barly feel the shift from 1st to 2nd. He says only 46re with mayjor fabrication can go 78-80 in 3rd. I say that under wide open throttle, a stock ram auto with 355 gears will easily pull 3rd gear at 78-80. Please lemme know if im Missing something but thats the way i always thought.
 
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Old 06-01-2011, 09:32 PM
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my truck from 1st to 2nd is about 50 2nd to 3rd is 80 and 3rd to 4th im not sure never had it shift to 4th.. and ive goteen it to 100.
 
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Old 06-01-2011, 09:53 PM
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At part throttle, you will hit fourth around 80 or so..... (a fair bit of weight on the pedal though....) at WOT, I am not even sure it WILL shift into fourth....... I know GM gimped their four speed autos such that at 3/4 throttle, they would kick out of fourth, and stay out...... (of course, there was a fix for that too. )
 
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Old 06-23-2011, 11:12 PM
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Originally Posted by HeyYou
At part throttle, you will hit fourth around 80 or so..... (a fair bit of weight on the pedal though....) at WOT, I am not even sure it WILL shift into fourth....... I know GM gimped their four speed autos such that at 3/4 throttle, they would kick out of fourth, and stay out...... (of course, there was a fix for that too. )
Exactly. your gonna hit fourth at 80. 1st-2nd shift is subtle unless youve gotten a stage 3 shift kit like mine and it grips hard. I hit maybe 25-30 at full throttle before shifting into 2nd (im even doubting 30). no 2nd gen ram transmission has a first gear ratio that can stay in first gear until 50mph. does not EXIST, anyone who thinks that is so sadly mistaken and im trying hard not to insult for lack of commonsense. The planetaries would have to be changed for bigger ratios to carry higher speed zones. Like a two speed powerglide transmission. with my 500 rwhp built 46rh with the same as stock planetaries (ratios) stage 3 shift kit, dual disc converter and all intensified internals and a externally bolt on beefed 318 here are my WOT shifts. 1st-2nd at 25/ 2nd-3rd at 58/ 3rd to 4th at 82. then 4th gear until my engine cant go any further as I have no limiter right now. I have 3.55 gearing in my pumpkins. That dosent affect when you shift.. Just how fast you go through those TRANSMISSION GEARS. All you have to say is your truck is fast And i wouldve believed you bud haha

HAPPY MODDING..Its an addiction in my opinion lol

And thanks hey you.
 
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Old 06-23-2011, 11:19 PM
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Originally Posted by dodgeman2289
my truck from 1st to 2nd is about 50 2nd to 3rd is 80 and 3rd to 4th im not sure never had it shift to 4th.. and ive goteen it to 100.
Trust me.. you were in fourth. I bet your truck is loud enough that you dont feel the shifts. I know because of the way my shift kit shifts way strong. I even felt it stock. your 4th will go out at about 110 like you said with medium mods (no forced induction, possible rev limiter/govorner, or internal performance parts) Its hard to tell, you haqve to really listen and pay attention to the shifts and you should be able to tell with exhaust tone in some situations. If theres a truck that dosent use its 4th gear and hits 110, i got screwed lol. If you have no rpm tach, install one and observe rpms, should raise and lower 3 times before going up until maxing out the engines curretn rpm output or the speed the transmission gear can carry.
 
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Old 06-23-2011, 11:21 PM
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By the way just liketo pint out that im disagreeing with the 1-2 and 2-3 shifts. 3-4 the GM thing, i didnt know that fact until know so that may be true but i dont fully get it. Kinda would shorten the lifespan id imagine
 
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Old 06-24-2011, 07:20 AM
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Maybe your not pressing the pedal hard enough? I just did a 180 mile trip with am average speed of about 80mph and if I needed to pass someone my tranny would drop a gear and take me up over 90 then it would shift after I let off the throttle. In my truck you have to press the pedal pretty hard to make it kick down a great at 80 but it will. There is a catch it feels like your wot but your really not. Press harder and it down shifts
 



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