All weaknesses have been addressed, a compilation of the best parts available resulting in the absolute strongest 4R100 for your truck! Please see the item's listing for a specific list of what is contained in each kit Having trouble deciding what 4R100 transmission rebuild kit is right for you? As always, if you have any questions, give us a call or send us an e-mail. All information deemed reliable but not guaranteed. Master Rebuild Kits If you are looking to do a major overhaul to your Ford 4R100 automatic transmission then this is the kit for you. Global Transmission Parts is not liable for any errors or omissions. Please select from the options below:. Further, to aid in returning your core transmission, we give you the option to be billed up front for the core return and we will coordinate the pickup and return of your transmission. Remac checks the spline for wear and replaces the clutch drum as needed.
The Ultimate kit increases clutch pack capacity in 2 ways: First, Extra capacity is increased with Red Eagle® upgraded clutch components that outperform O. For more information about the content of our rebuild kits, take a look at our Transmission Rebuild Kit product page. This is possible because of the new thinner machined apply plate left , seen compared to the stock unit right. Any manufacturer, third-party, extended warranties, or limited lifetime warranties, should be handled through the manufacturer. These designs are then tested here, in house at RevMax and then sold around the world by many of the other so called innovators that claim to have designed these parts.
Seen here are the direct clutches with the new Raybestos discs on the left. They suggested upgrading the 4R100 with an Xtreme rebuild kit from Sun Coast Converters as well as their four-disc coast clutch drum and 2-3 shift valve. Please see below for options. Often, trouble with the transmission can point to other issues. The task is best left to experts who have the tools and know the tricks to build your trans right.
Many automotive parts have a Core Charge, or Core Price, that works the same way as a soda can deposit. He flew through the installation of the new components with meticulous skill and knowledge of exact placement, alignment and operation. The clutch and steel modules are all designed to be assembled within clearance tolerances out of the box, however it is crucial that all clearances are checked and recorded. What is a Core Charge? These kits feature the same technology and parts that we use in our in house transmission builds. In addition, a stage-3 rebuild is more likely to overheat when idling for extended periods than the milder, stage-2 build. Age is not the only reason for transmission failure: One example is overheating due to a bad transmission cooler.
We do this as some customers do not want these parts and others do. All Ultimate kits contain the finest quality materials for each model year and vehicle application. The overdrive clutch pack also showed signs of overheating and burning, but not to the extent of the forward clutch pack. In addition to using higher quality Raybestos clutches and Kolene-coated steels that handle high heat better, the Sun Coast kit features machined components to allow more clutches and steels to be used in each pack for more holding power and less heat buildup. Planetary washer kits, bushing kits, bearing kits and other user option items are not included but available for purchase separately on our website. Transtar's limited warranty: products are warranted to be free of defects in material and workmanship for a period of 12 months or 12,000 miles from the date of purchase, whichever occurs first. Remac offers three levels of rebuild, stage-1, stage-2 and stage-3.
The optional Sun Coast four-disc coast clutch drum shown on right is machined to fit the retaining snap ring more securely than the factory arrangement as shown by the arrows. It takes two to get the output shaft and some components into the case. The design and operation of the 4R100 transmission applies the clutch packs in a cumulative arrangement, meaning that the clutch packs apply and add to the previous stage to make the transmission shift gears. It is imperative that you select a highly qualified installer or be extremely competent with the rebuilding process of your transmission. It will include the seals and sealing rings required, but not the pump itself. For now we are going to just drop the tranny and replace the flex plate, since he is now driving my 99 7.
The 4R100 kits are available in a Stage 1 and Stage 4 kit. Contact your sales rep for details and availability. Stage-2 and stage-3 rebuilds get an 8-clutch pack left. Making power in the 99-04 Ford Lightning, 02-03 Harley Davidson and other pickups has been made easy but overlooked is the transmission. The stage-2 is best for normal to heavy-duty use.
To fit more clutches, Sun Coast supplies machined apply plates in the direct, forward and overdrive clutch packs. Upon teardown, Morin determined that the forward clutch pack suffered a catastrophic failure with the clutches completely self-destructing. While stage-1 is a little better than stock, it is only recommended for light-duty use. For this type of usage, Remac recommended a stage-2 rebuild for better durability and drivability. All kits include the basic rebuild parts and gaskets and for an experienced builder, these kits can save big money by not having to deal with core charges and expensive transmission shipments.