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4 Link Calculator 6.11

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The long used 4 Link Calculator. Though it may have changed a bit.

Features in the newest version include:
  • Analysis of 4 link, and limited analysis of 3 link with panhard, 4 link with panhard
  • Front, rear, and vehicle analysis
  • Imperial and metric unit systems
  • Anti-squat, anti-dive, anti-lift calculations
  • Roll center and roll slope calculations
  • Pinion angle change
  • Side to side movement predictions, where applicable
  • Link sizing and material selection
  • Driveshaft lengths and joint angles
  • Support for coilover and coilover+bypass setups
  • Support for axle and link mounted shocks
  • Shock install ratio calculations
  • Coilover spring rate estimation
  • Wheel rate and vertical force predictions
  • Analysis of vehicle at various points of front and rear suspension movement
  • Vehicle pitch under climb (and descent), acceleration and deceleration predictions
  • And more
Calculator Development thread: New Version of the 4 Link Calculator

How's My Number's thread: How's my numbers?

Linked Suspension Bible: December's Bible Build: Linked Suspensions
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Latest updates

  1. Version 6.11

    Thanks to hitsaa for finding some some display issues on the Shocks page. The fixes are to...
  2. Version 6.10

    Thanks to gobi_rubi for pointing out an issue with the change in length for the front...
  3. Version 6.9 (nice)

    Thanks to joesturdy for pointing out an issue with the rear panhard bar.
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