Product Description
EXTREME HEAVY DUTY 700R4/4L60E SERVO ASSEMBLY
100% READY-TO-INSTALL! WE DO THE WORK & YOU HAVE THE FUN!
SUPERIOR'S NEW BILLET ALUMINIUM SUPER SERVO, 4TH APPLY PISTON & COVER
35% MORE APPLY AREA THAN OUR CORVETTE STYLE SERVO ASSEMBLY
THIS IS FOR PERFORMANCE APPLICATIONS ONLY! IF YOU'RE LOOKING FOR A MODERATELY FIRMER SHIFT THEN CHECKOUT OUR CORVETTE STYLE SERVO ASSEMBLY
ABOUT GTP's EXTREME HD SERVO ASSEMBLY
GTP's Extreme HD Performance 700R4/4L60E Servo Assembly is an upgrade over the common GM Corvette servo piston. In this listing we use Superior Transmission Parts Super 2-4 Servo Kit and combine it with STP's 4th Apply Piston & Cover Kit to make one shift pounding unit. Some people love it, but others have said it was too much for them then stepped it down to the Corvette Servo. Either way we want to know what you think! If you don't like how GTP's Extreme HD Performance Servo Assembly feels let us know and we can give you a discount on GTP's Complete "Corvette Style" Servo Assembly.
BENEFITS OF SUPERIOR'S SUPER SERVO KITS
- Largest Piston Apply Area
- Made from T6 Billet Aluminium
- Enhanced Designed for Better Fitting Lip Seals
- Super Positive 1-2 Shift
- Quicker Servo Release on the 3-4 Downshift
- Positive 3-2 Kick Down
- Proper 4-3 Release = NO DRAG
- Custom Return Spring
Here are the Kits for the DIYers
Product Videos
Custom Field
Product Reviews
3 Reviews Hide Reviews Show Reviews
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Super Servo
Awesome product. This Servo along with the TransGo HD2 Shift Kit gives many options for how and when one can program the the transmission to shift and how hard to shift. Very satisfied with this product and would recommend this product and Gobal to anyone that wants and needs professional products and service.
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Shifts Hard!
I bought this servo for my stock 84 305 Trans Am and I love it! It shifts super hard at wide open throttle and super smooth at a part throttle cruise. It barks 2nd gear now which really surprised me for an all stock 305 and it is definitely putting more power to the ground too. Even though I had to undo my transmission crossmember and lower the trans. on a jack it was still easier to install than a shift kit or valve body and much more affordable too. Here's a link to a video driving with the servo in my car. https://www.youtube.com/watch?v=lgNGsq_65tQ
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excellent performance
Saves time great performance. A must buy