1984 GMC K3500 Transmission Shift Kits

Your 1984 GMC K3500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Transmission Shift Kits you desperately need.

We currently carry 2 Transmission Shift Kits to choose from for your 1984 GMC K3500, and our inventory prices range from as little as $141.99 up to $189.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Transmission Shift Kits for the 1984 GMC K3500. We only sell parts from trusted brands like ATP so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Transmission Shift Kits stock in-person!

Transmission Shift Kits for Your 1984 GMC K3500

ATP – AT SHIFT KIT (Part No.SK-2)

AT SHIFT KIT

from

$189.99
AT SHIFT KIT

B & M – Transpak For 65-87 TH400 Transmission (Part No.20228)

Transpak For 65-87 TH400 Transmission

from

$141.99
The B&M Transpak has all the features in the Shift Improver Kit, plus it provides additional driver manual control. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
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FAQs for 1984 GMC K3500 Transmission Shift Kits

What are the most popular Transmission Shift Kits for the 1984 GMC K3500?

With 2 brands you can trust, our most popular Transmission Shift Kits for the 1984 GMC K3500 parts are:
Transpak For 65-87 TH400 Transmission
from $141.99
This product is not rated
Transpak For 65-87 TH400 Transmission
Transmission Shift Kits
AT SHIFT KIT
from $189.99
This product is not rated
AT SHIFT KIT
Transmission Shift Kits