satchell link rear suspension design

nighswander March 19, 2022 link , rear , suspension Comment

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Designing The Satchell Link Page 2

A link length change of 1 or a link angle change of 5º can make a noticeable change to handling.

. The satchell link is basically a triangulated 4 link with some adjustability but with the mounting positions of the upper and lower bars reversed. This makes more room for packaging in a car with really limited space its a very good option. Rear suspension is a Satchell-Link design mounted to a De Dion tube.

Here are some pics of a satchell link rear suspension on a round tube 442ish frame. Seems I remember reading somewhere that the Ford suspension design team for the 1979 and up Mustang was looking for a better rear set up and went with the Satchell link. Lower A-arm upper parallel links.

There is a good discussion on the FF Cobra forum on suspensions in general including a few tidbits on the Satchell suspension. The absolute best or most consistant suspension design is the True Triangulated 3-link that is used on the Lotus Cortina. The best location for the angled arms is the Satchell link design.

Since the footwell must be a minimum of around 690mm 272in wide in order to use a long lower wishbone in conjunction for aerodynamic reasons with a raised footwell it is necessary for the FLWB rear leg either to pass through the. The tube is being used to simulate the axle tubes. Because the rear suspension is softer for.

I need help to decide what rear end suspension to use. Suspension design software SuspTypes. Herb Adams suggests a Satchell Link Suspension is the best overall 4 linkmainly because using the converging bars on the bottom of the axle lowers the roll center.

From talking with KJ and Marshal this suspension design was after many iterations with other designs. Ive been looking at the Satchell link and the Triangulated 4-Link and they look very much the same. Plans are for a Winters quick change.

It should scale in at about 2050 lbs when done. Howboycat Automotive OP 20 Jul 08 0319. For those that dont know Terry Satchell is currently an employee for Ford Motorsports in the suspension designengineering department.

The design of front and rear suspension of a vehicle may be different. I am not a suspension guru and ill leave that to the guys at CC. This will be my first question lets see what you make of it.

I also traded off suspension link length for the reduction in bonnet height allowed by the use of pullrods. Some muscle cars use parallel leaf springs such as early Mustangs and Camaros. Satchell Link The angled arm link design is an evolution of the basic four-link setup.

Talking with these guys about the car reminds me a little of the persistence of Edison and the light bulb. The Basics of Anti-Squat Anti-Dive and Roll Center. Im kind of stuck with the design of my rear suspension setup on my racecar ie live axle or beam axle but I want to improve what I have if possible.

It also has the benefit of having a lower roll center tha most other options. Therefore a cumbersome Panhard bar or complicated Watts Linkage is not necessary in an angled arm setup. These angled arms can then located the rear axle in the lateral directions.

A newer style that has come stock in many vehicles and that works well as an all-around type of suspension. The best location for the angled arms is the Satchell link design. In an angled arm suspension two of the four links are angled in towards the center of the vehicle.

If I can lengthen links or change their pickup points I will do so to help then I will try it out. The 4-link is a relatively complex rear suspension that is very sensitive to adjustments. Triangulated 4-link for a Volvo 242 Hello.

Bonsiderationasic C for Suspension. Others use a triangulated four-link design with coil springs like the GM A-body and Fox-body Mustangs or a three-link with a Panhard bar like many 1960s B. As they looked at the design they switched the upper and lower geometry to accomodate the springs the old give up performance for the sake of mass produced cost savings.

Ad In Stock for Immediate Shipment Free Shipping Option Available. When designing or tuning a 4-link it is important to understand the relationship between link lengths and angles and how the relationship affects roll steer. I am looking for good information on designing a satchell link rear suspension.

This configuration puts the angled arms below the axle and pointing in. Multi-link suspension In this type of. With a Satchell link rear suspension the designer can achieve a low roll center good anti-squat good support for the axle and there is no need for extra chassis bracing.

I gather Mallock used their TAM theory to adjust link bar location points to good effect. The triangulated 4 link rear suspension. Rear Coilovers From Hyperco Have Better Performance And They Last Longer.

Satchell Link I thought Id throw in the idea of a Satchell Link rear suspension set up. This configuration puts the angled arms below the axle and pointing in. This car should make about 300 horsepower and its intended use is tarmac.

Double A-arm steering link Front Double A-arm toe link Rear The classis unequal length non parallel wishbone format. On any rear suspension system assuming it is a full-forward system even a two-link moving the IC higher will produce a higher percentage of antisquat making the truck not squat as much during. When building a 4-link suspension the lengths of the links their positioning and the angles at which they are mounted will all determine how the suspension affects the vehicle chassis under acceleration braking and cornering.

The triangulation comes from the lower bars running into a center point but not really connecting togeather. Semi-trailing-arm rear axles e. Lower A-arm upper virtual A-arm steering link Front Lower A-arm upper virtual A-arm toe link Rear As used on the PorscheGT3 rear.

Watts linkage WOBLink e. Shop Now at Tire Rack. The car is a four cylinder five speed front engine rear drive platform.

This is when the upper 2 bars of a 4 bar system run parallel to each other. This is a 4 link suspension with the two upper links angled in toward the differential. Satchell link question.

The angled upper links hold the axle in place side to side so a panhard bar is not needed. My car is a 1975 Volvo 242 But that probably doesnt matter. Ad More Deflection Less Weight Increased Rate Linearity Resistance To Bowing.

With a Satchell link rear suspension the designer can achieve a low roll center good anti-squat good support for the axle and there is no need for extra chassis bracing.

Designing The Satchell Link Page 2

4 Trailing Links Satchell Link