Rear Clips - FAQ Information

Tri-4 Bar - Air Spring Plus - 3 Link - 4-Bar - Ladder Bar - 4 Link - FAQ

Should I use a Bolt-on or Weld-on Panhard bar on my street car? - It all depends on the application. The panhard needs to be as long as possible to work properly. An example: If you had a panhard bar that was 10" long from center to center of the rod ends and had 2" of travel...

Should I use a Morrison Anti-Roll bar on my racecar? - An "Anti-roll bar" is used to prevent body roll in 4-link drag race applications. A 4-link with spherical rod ends allows a small amount of body roll and using the anti-roll bar will eliminate this completely if...

What about a Wishbone instead of a Diagonal Link for my racecar? - Both the wishbone and the diagonal link serve the same function to locate the rear end in the chassis. The difference is the wishbone has more moving parts, mainly the slip joint, and requires more maintenance than the diagonal...

Should I use a Bolt-on or Weld-on diagonal link? - The only time to use a weld on diagonal link is when ladder bars are being installed. The length of the bars and the adjustable lower link make a weld on diagonal link a natural. This is because the lower bar on the ladder...

Which is better a Diagonal Link, Wishbone or Panhard Bar? - It all depends on the type of car being built. A diagonal link and wishbone are both designed for drag race only. There is too much stress put on the rod ends of a diagonal link when cornering to be safe for street use. The...

What Style of Morrison Rear Clip should I choose? - There is really no simple answer; it all depends on your application. In most cases a 4-Bar Rear Suspension is the best choice for street use. It will require the least amount of modifications to the floorpan of your car....

Panhard Bar or Diagonal Link? - A panhard bar is used in street applications, and will allow proper suspension movement when going over potholes or railroad tracks for example. A diagonal link is used in "drag racing" applications where side...

Should I choose 2"X3" or 2"X4" material for my Morrison Rear Clip? - 2"X4" is best for any street application. Using 2"X3" material requires the use of a Roll Bar or Cage.

Should I use Poly Bushed or Spherical Ball Style Rod Ends on my 4-Link or Ladder Bar Rear Clip? - It depends on application, if your car is a "Pro Street" style car used mostly on the street; then the poly bushed rod ends are best for ride quality. If you are building a "race only" or extreme horsepower...

Do you offer a Rear Clip with Corvette Independent Rear Suspension (IRS)? - Through extensive testing, our engineers have found that the Morrison Triangulated 4-Bar Rear Suspension can produce handling and performance on par with some of the "Worlds best Production Sports Cars", with handling...

What widths are Morrison Rear Clips available in? - It really depends on the style of Rear Suspension you choose. Listed below are the available widths based on your choice of suspension: Triangulated 4-Bar 40" Outside to Outside Only. 4-Link 21, 25 and 28" Outside...