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- £76.90
- £76.90
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Free Returns
Description
xThe KOONDHEEND ACA-1804 Adjustable Shift Linkage Kit is crafted to bring more precise control and smoother gear changes for GM transmissions. This kit is built to accommodate a range of column setups and short shaft configurations, offering a practical upgrade for enthusiasts and professional shops alike. While you may not guarantee results, you can expect a more predictable shift feel when paired with compatible components and proper installation.
Direct fit and wide compatibility
Designed to simplify replacement work, this kit directly fits ACA-1804 and LB01-ACA-1804 units, reducing guesswork during setup. It supports GM and aftermarket columns from 1.5 to 2.25 inches, and it works with THM200-4R, THM350, THM400, 4L60, and 4L80-E short shaft configurations. Note that it does not accommodate Powerglide or long shaft 4L60E/4L80-E variants.
- Direct replacement for ACA-1804/LB01-ACA-1804
- Fits 1.5"–2.25" GM/aftermarket columns
- Compatible with THM200-4R, THM350, THM400, 4L60, 4L80-E (short shaft)
- Excludes Powerglide and long shaft 4L60E/4L80-E
Smart installation features
- Flexible 6 ft stainless steel cable routes around exhausts and brakes for cleaner routing
- Reversible cable design fits left or right column installations
- 0.5" pre-drilled holes for most applications, minimizing drilling on factory columns
- No drilling required on GM factory columns, preserving original integrity
- Pairs with BL-1400U safety switches for added setup options
- Includes a step-by-step manual plus video tutorials (search ACA-1804 install on YouTube)
Durability and performance
- 2000+ cycle testing supports reliable shift control under demanding use
- Stainless steel cable and aluminum mount provide long-lasting strength and resistance to wear
What you get and how we support you
- 6 ft stainless steel cable
- Aluminum mounting solution
- Instant 1-year replacement via Amazon Messages
- Free return if incompatible with your setup
For shoppers aiming to refresh shift performance on compatible GM transmissions, this kit offers a practical blend of fitment versatility, installation clarity, and ongoing support. It is designed as a thoughtful upgrade option rather than a guaranteed outcome.
FAQ
Q: What vehicles and transmissions does the ACA-1804 kit fit?
A: Direct fit for ACA-1804/LB01-ACA-1804; supports GM columns from 1.5 to 2.25 inches and THM200-4R, THM350, THM400, 4L60/4L80-E short shafts.
Q: What kind of support is included if compatibility issues arise?
A: Instant 1-year replacement via Amazon Messages plus a free return if incompatible.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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