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Automotive Service 1 - SUSPENSION SYSTEM

  • Matt Howell
  • Mar 3, 2020
  • 2 min read

An assembled system to connect and function spring & shocks to vehicle.

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THIS LESSON ENCLOSES 4 SECTIONS:

  • DEPENDENT VS INDEPENDENT SUSPENSION SYSTEM

  • DEPENDENT SUSPENSION SYSTEM

  • INDEPENDENT SUSPENSION SYSTEM

  • ANTI-SWAY BARS

DEPENDENT VS INDEPENDENT SUSPENSION SYSTEM:


Older vehicles started off with dependent suspension system. Today, almost all cars and light pick-up trucks are using independent suspension system for better quality ride and safety. Dependent suspension system are still used in heavy duty pick-up trucks and semi trucks because dependent suspension system have greater maximum load capacity for loading or towing.

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SUSPENSION SYSTEM IN BAJA RACING TRUCK: TRUCK:https://youtu.be/hSWHaL_Hmj8


DEPENDENT SUSPENSION SYSTEM:

Dependent suspension system are easily identified with axle connecting both side wheels using leaf or coil springs.

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BEAM AXLE - Non-Drive axles











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SOLID AXLE - Axle with drive line enclosed.


Solid Axle Video: https://youtu.be/pX31Jqg3zLk


INDEPENDENT SUSPENSION SYSTEM:

There are multiple different independent suspension systems!

Listed here are 4 most well known independent suspension systems...


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MacPherson Strut - Most popular for today's Front Wheel Drive cars where the suspension can be turned along with steering and have reserved places for drive lines. It is identified with ONE control arm at bottom.

MacPherson Video: https://youtu.be/2_9ugKBgaLo




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Double Wishbone - Non-wheel drive system identified with double control arms at top and bottom.

Double Wishbone Video: https://youtu.be/mNKMh2v6Upo



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Multi-Link - It is similar concept to double wishbone as non-wheel drive system except it uses multiple links instead of control arms.

Multi-Link Video: https://youtu.be/dR59yG8S9GQ
(WATCH FIRST 4 MINUTES)




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Trailing Arm - An unique system where the connections are connected upfront instead of sides.

Trailing Arm Video: https://youtu.be/mKJ-oxmQbZI



ANTI-SWAY BARS:

Anti-sway (Anti-Roll) bars are used in independent suspension system to reduce the sway issues.


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Anti-Sway/Anti-Roll Bar helps reduce risk of vehicle roll over at turns during high speeds. 

Vehicle Difference Before and After Sway Bar: https://youtu.be/uaGt4ZyvpYY





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