Drivetrain Encompasses driveline components such as the torque converter, clutch, transmission, shifter, front and center differentials, driveshaft, rear differential, and axles.

4EAT Transmission?

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Old 02-03-2009, 07:42 PM
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Question 4EAT Transmission?

Now what is a 4EAT transmission? I know its an automatic, but how does it work? Clutches? Torque Converter? Hybrid (Torque Converter + Clutches)?
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Old 02-03-2009, 07:49 PM
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just a torque converter. its a four speed automatic with over drive. oh and a 35-65 torque split! <if you have an 06-07 wrx.
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Old 02-03-2009, 07:51 PM
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4 speed Electronic Automatic Transmission is what 4EAT stands for. As stated already, it just uses a torque converter...nothing special
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Old 05-22-2012, 01:10 AM
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I have an 07 2.5i. Im wondering is the split 35 front and 65 rear, if it is taking out the front cv's and diff making it rear wheel for drift events? would i need to weld center diff?
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Old 06-21-2014, 06:06 PM
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I have a 1999 Legacy Brighton Wagon. It has the 4EAT AWD transmission. It hass an MPT style transfer clutch, the front of the rear drive shaft connects it to the rear wheels.

My Service Manual states it has very nearly 50/50 torque split front-to-rear "assuming equal friction and tire diameters" And also assuming all those electronic boxes and sensors are working! So far, so good...

I understand it to be a four speed automatic with a lock-up torque converter. or

just a torque converter. its a four speed automatic with over drive. oh and a 35-65 torque split! <if you have an 06-07 wrx.
as wrxchase said.

It's my first Subie and I am hooked! What's not to like about it? Haven't found anything yet.
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Old 06-21-2014, 06:19 PM
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"Nothing special"

225K on my 02 WRX with the 4EAT with dual tranny coolers
Still shifting like a champ!
Attached Thumbnails 4EAT Transmission?-image.jpg  
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Old 06-21-2014, 07:06 PM
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Originally Posted by SLEEPERWRX
"Nothing special" 225K on my 02 WRX with the 4EAT with dual tranny coolers Still shifting like a champ!
So sexy
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Old 06-21-2014, 09:17 PM
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Originally Posted by SLEEPERWRX
"Nothing special"

225K on my 02 WRX with the 4EAT with dual tranny coolers
Still shifting like a champ!
Has that thing ever seen snow?
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Old 06-21-2014, 10:21 PM
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Originally Posted by newyorkreload
Has that thing ever seen snow?
Nope - total "Cali" car
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Old 08-05-2014, 08:36 PM
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wow looks sexy
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