Teraflex rear 4link triangulation axle truss 9706 jeep. Although there are several theories as to which type of 4 link is better, it comes down to available space and preference. We wouldnt expect you to bolt on any suspension component that we havent thoroughly tested. Ill setup the suspension to spec with my calculator model, and the threaded hiem joints will allow me too adjust the lengths of the links to some degree.
If i go single triangulated, rockkrawlers stretch kit should work with my current frame mounts, so id just have to weld an axle truss. This program was written for guys designing off road or rock climbing systems but the design math is the same. The frame side control arm brackets cross member are prewelded and is to be welded permanatly into place on the frame. Ive always wanted to do the double triangulated 4 link but the only problem i ever saw. Installation instructions 1932 ford rear triangulated 4 link kit. Do not use a panhard or watts link with the triangulated uppers. Position rear end housing in place with 4 of clearance between top of axle tubes. Jerry bickels 4link wizard professional version jerry bickel race cars, in cooperation with etc, inc. This is in kit form, so there will be some grinding, cutting, and welding to make it work. Keep in mind that using a suspension calculator does not guarantee a perfect installation, but it will surely help you find a starting point and make effective adjustments. Previously i had begun this on another board and it got too large.
Calculate the 4 link setup in any car, with any brackets in less than 15 minutes with this easy to use quartermax universal 4 link plotter. Universal 4link plotter digital download quartermax. He is planning to go with a double triangulated 4 link. I have a couple of questions though about the design that i couldnt find. Front suspension technology link basics part 2 offroad. Installation instructions triangulated 4 link street rod engineering. The ridetech bolton 4link installs onto the oem leafspring mounts of your prized. The angled upper links provide lateral support for the rearend housing, eliminating the need for an additional panhard bar or watts link system. After some research, we found a good and reliable suspension calculator that provides 4 link including. If i was to do a kti i would only narrow my search to two. The 4 link calculator lets you input, view, save, analyze and compare your 4 link rear suspension geometry. A 4 links is a great way to upgrade your cars performance and ride quality especially when compared to leaf springs.
Tech articles strongarm dimensions spring rate calculator vehicle weights faq 1,000,001 mile. The pinion angle does not change throughout the travel of the suspension, unlike a triangulated 4 link system. If i go double triangulated, genright offers an interesting kit. Fyi, most factory tri 4 links use 8090deg included angle. Ive been all over many sites to find a spaghetti mess of links all pointing to the same 4 programs that are no longer there. If you look at ned ludds diagram, you will see how far behind the axle the roll center is on a tri 4 link. Choose from jegs, competition engineering and other high strength 4 link suspension kits or replacement parts. I have read about them before and been wanting to build one for my jeep, eventually. A bit confusing since most of the information out there is from the 4x4 folks who are typically doing a double triangulated 4 link where the tip and bottom links are at angles. The 4link calculator lets you input, view, save, analyze and compare your 4link rear suspension geometry. Are there any advantages of a double triangulated 4 link over a single triangulated 4 link. The universal triangulated 4 link enables you to install a hightravel rear suspension using a minimum of components and custom fabrication. In fact, most offroad community forums share links to calculators that do not work or redirect you to an undesired webpage.
I have a 3d cantilever 4link suspension on line that you can rotate and cycle the suspension up. Performance trends 4 link calculator demo movie saving and more. Simply take 8 easy measurements with a tape measure and input them into the universal plotter to find the instant center of the 4 link location. If you are in the midst of a suspension install and need some pointers, take a look at our installation tips for 3 link and 4 link.
Double triangulated 4 link design is the ultimate offroad. The suspension links are dom tubing, with threaded rod ends, adjustable hiem joints on one end, and rubber bushings on the other. Double triangulated rear 4link suspension kit w links. With frame leveled side to side and sitting at the rake if any front to rear that it will be finished, locate rear axle centerline and mark on frame rail sides. The first step in either building a 4 link suspension or troubleshooting an existing suspension is to download one of these triaged calculators created by dan barcroft and plug in the dimensions and weights it asks for. Triangulated 4 links and parallel 4 links accomplish the same thing. Rear suspension design three link four link two link. Scotts equallength parallel 4 bar kit simple design will greatly improve the ride quality and handling of your hot rod or custom.
Double triangulated 4 link crossmember kit genright jeep. On this episode of rock rods tech jake burkey teaches us about the dos and donts of building a double triangulated 4 link suspension. Triangulated 4 link options archive competition diesel. Position rear end housing in place with 4 of clearance between top of axle tubes and bottom. Hold lower four link assembly the two longest links in place on bottom of rear. With the tail of the buggy cut off, i started on the link mounts first. The 4 link calculator allows you to design, cost, and order complete linkages of multiple different styles, length, sizes and configurations. Take measurements off your rig and plug them into the link calculator and tweak your design until you are happy with the outputs the calculator gives.
First, second and reverse gears are crash engagement, while third is direct drive. I was wondering how much the difference in length matters and if it would be better to make them all the same length. You will see a lot of useful help in the fact that you can vary 4 link tube lenght, diameter, wall thickness and material choice. I did that and decided to go with a dual tri 4 link, since with my given constraints, its much easier to get a desirable roll axis angle. A newer style that has come stock in many vehicles and that works well as an allaround type of suspension. Suspension geometry part 2 roll center, double wishbone. A different type of link system that falls into the three and four link group is the wishbone three link. The reason it work is that the offset location of the upper link causes the rear tires to be loaded equally while climping instead of having the right rear squat and left front lift like a triangulated 4 link would do. If you would like to use it to do your own calculations, you may download it here offroad calculator excel sheet. Been doing a bunch of reading on anti squat and how to set up the rearend properly. Double and triple check all measurements to make sure everything is the. Just spend some time on the 4 link calculator, trying both setups. While they may look complicated, they are actually very easy to learn by just entering numbers. That is the main thing that i was paying attention to when deciding how i want to built my suspension.
If you want your classic muscle car to ride and drive like a modern performance car, the bolton 4 link system is the perfect solution. Thick steel is used in the construction of the rear 4link triangulation axle truss by teraflex, ensuring that it holds the axle tubes firmly in place even when high stresses are involved. The first step in either building a 4link suspension or troubleshooting an existing suspension is to download one of these triaged. Heims would help stiffen it up, as they wont flex like the bushings will. Single triangulated can cause rear steer when the suspension is flexed. Installation instructions 1932 ford rear triangulated 4. Which makes you faster, so you win, get famous, and live happy ever after. Some of these suspensions are virtually bolton installations, only requiring a minimum of welding and fabrication, and they look just as good as they perform.
Heavy duty rod ends are a must on any 4 link that will take right pedal abuse. Rock crawlers use double triangulated because it will keep your axle straight even with a lot of flex but can add body roll. I hadnt thought of the high track bar helping the side hill capability with the high roll center but that would make sense. The axle brackets should be tack welded to the housing, and the assembly double checked for. With a parallel 4 link you are locked into a sideframe link position. It is basically a triangulated four link in which the triangulated bars are joined. Youll need to round up a tape measure, a calculator, graph paper, and a pencil. All posts are the property of the posters and are not the responsibility of mallcrawlin llc, its affiliates, web hosts or. Teraflexs 4 link axle truss can be modified for use with a dana 60, too. Figure 4 three link front left and four link rear rightshows a three link and four link system. You enter heights above the ground and distance ahead of the front axle for up to 6 holes for all 4 brackets for your car, or any number of cars. You will spend more time with the tape measure than the saw or welder. The 4link calculator lets you input, view, save, analyze and compare your 4 link rear suspension geometry. My rear will be the double triangulated 4 link, with coilovers.
Computer program to simulate and analyze rear suspension 4link setups. Universal double triangulated 4link crossmember assembly with batwing mount kit. Design of three and four link suspensions for off road use. I have been looking around on the forum for the past couple of days and found that it seems like alot of people have the double triangulated 4 link. He now has 4 solid axle locating devices rather than 2 flat pieces of spring steel wrapped around a bushing with a bolt thru it at each end in reality you only have 2 mounting points and 1 flat piece of steel locating and keeping the axle under the truck, its only the main leaf that keeps the axle centered, with the 4 link you really have 4. Download 4 link suspension calculator for free windows.
Roll center height and stability automotive suspension. The mounts in this kit are universal and can be cut or trimmed to be mounted on any jeep tj or yj. This is a 4 link suspension with the two upper links angled in toward the differential. You ll need to round up a tape measure, a calculator, graph paper, and a pencil. Along with the movement of the chassis, the front link attachment points move, and the rear ones move correspondingly.
I downloaded the 4 bar link calculator and was playing around with that. Vehicle travel is simulated by dragging the image with the mouse or with a scroll bar. I decided to build a double triangulated 4 link using fox air shocks. Over the years, our industry has seen free suspension design software come and go. Performance trends 4 link calculator demo movie saving and. I programmed excel to calculate the formulas i used on this page. I built a crossmember for the lower links from 2 x. The parallel bar design works very well for all applications. Requires a 1 body lift and 1 engine lift to use this double triangulated 4 link cross member kit.
Add a 4 link suspension kit to your car or truck to add performance and adjustability to your suspension. Tuning 4 link rear suspensions can make a car launch quicker and use less horsepower to do it. One of the hottest trends on serious offroad rigs now is triangulated 4link. Chris alstons chassisworks, inc chassisworks weldin. Probably dumb question but u guys got a link to where i can run the triaged 4 link calculator. Where can i find a 4 link calculator that still works. Computer program to measure cam camshaft profiles by hand, or analyze graph and report several various computerized cam file. The lower bars are straight and 36 and my uppers are triangulated and 24. We also have a large selection of universal 4link kits for custom projects as well as tubing, brackets, clevises, and anything else needed to construct a 4 link system of your own design. We regularly use our cars in a wide range of performance driving environments, as well as plain ol highway time.
Computer program to simulate and analyze rear suspension 4 link setups for instant center, pinion angle and driveshaft angle change, antisquat %, and more for drag racing. Trs magazine welding brackets on your trucks frame. As you drag the mouse or the scroll bar, the car moves up and down in response. Designed for 1976 to 2006 jeep cj, yj, and tj, but can be easily adapted to fit other vehicles. Education software downloads 4 link calculator by performance trends inc and many more programs are available for instant and free download.
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