Suspension System Guide
Master front and rear suspension types, components, and repair procedures in CMS 2021.
Front Suspension Types
MacPherson Strut
- • Simple, compact design
- • Lower cost to repair
- • Common in front-wheel-drive cars
- • Fewer components to remove
Double Wishbone
- • Superior handling performance
- • More precise wheel control
- • Found in performance vehicles
- • More parts to inspect and repair
Front Suspension Components
| Component | Description |
|---|---|
| Shock Absorber | Dampens road vibrations and impacts |
| Spring | Supports vehicle weight, absorbs bumps |
| Upper Control Arm | Connects wheel hub to chassis (upper) |
| Lower Control Arm | Connects wheel hub to chassis (lower) |
| Stabilizer Bar | Reduces body roll during cornering |
| Steering Knuckle | Pivot point for steering movement |
| Wheel Hub Bearing | Allows wheel to rotate smoothly |
Rear Suspension Types
Solid Axle
- • High load-bearing capacity
- • Durable and simple design
- • Common in trucks and off-road vehicles
- • Heavier, less comfortable ride
Independent Suspension
- • Each wheel moves independently
- • Better ride comfort and handling
- • Common in sedans and sports cars
- • More complex and expensive to repair
Rear Suspension Components
| Component | Description |
|---|---|
| Shock Absorber | Dampens vibrations from rear wheels |
| Spring | Supports rear vehicle weight |
| Control Arm | Links wheel assembly to chassis |
| Stabilizer Bar | Reduces body roll at the rear |
| Rear Axle | Connects and drives rear wheels (solid axle only) |
Pro Tips
- ⚙️Always replace shocks and springs in pairs (both left and right) for balanced handling
- ⚙️Worn wheel hub bearings cause a humming noise — test drive the car to identify
- ⚙️Check suspension parts on the lift before buying a car at auction
- ⚙️Upgraded suspension parts can be purchased for tuning builds
- ⚙️Site under active development — car-specific tuning presets coming soon to maximize your resale value