WebDec 12, 2009 · Regarding GM's 4L80E transmission and it's predecessors, maybe you folks can give us the chronological progression of the transmissions in the G30 van 1 ton chassis from the middle 80's through the 90's. ... Had a 91 dually with the 4L80E and I believe that was the first year. Had issues with the 91 while friend still has a 92 that has never ... WebJun 5, 2011 · Cores are around $250, a working trans would be ~$500-600 here. PCB, The 4L85E is the upgraded 4L80E, it has 5 pinion planets, wider pinion gears, etc. A regular 4L80E with decent rebuild and proper hydraulics will handle ~750 HP before hard parts are necessary. After that they require an input shaft and forward hub.
4L80E LS trans swap S-10 Forum
WebApr 24, 2015 · The 4L80E is just a longer, heavier, overdrive version of the TH-400. It uses the same first three gear ratios but adds a 0.75:1 overdrive. This means that with a 3.55:1 rear gear, the overdrive drops the effective rear gear ratio to 2.66:1. This makes the first question more about torque converter selection. WebOct 24, 2024 · The 4L85E is a 4-speed automatic transmission that was launched by General Motors in 2002. Like the 4L80E transmission, it was an upgrade to the TH400 three-speed transmission from GM. Hence, it can be considered as a TH400 with overdrive, a lockup torque converter, as well as advanced electronic controls. north new summit school greenwood mississippi
RV.Net Open Roads Forum: Tow Vehicles: GM 4L80E History
WebAug 25, 2024 · The 4L80E has gear ratios of 2.48:1 (First), 1.48:1 (Second), 1.00:1 (Third), 0.75:1 (Fourth), and 2.07:1 (Reverse). When the 4L80E was introduced, torque capacity was vehicles up to 8,000 pounds ... WebThe first two digits of the serial number will identify the transmission year. For example, if the serial number is “1234,” your transmission was made in 2012. If you cannot find the … WebA 98 4L80E at that time would have likely been behind the big block trucks and burbs since I don't believe the 6.0 LS truck engine hit the scene until 1999. With that said I'm not sure if you would run into fitment issues, or crank snout to converter fitment issues or not, since you're trying to bolt this onto an LQ4. north new summit school transcript request