The EFS Elite Rear Shock Absorber (36-5603) is engineered to handle the demanding performance needs of Ford F250 (2WD & 4WD) models. Developed in Australia, this shock uses Dynamic Motion Control (DMC) valve technology to automatically adjust damping to suit changing driving conditions, providing superior comfort, control, and durability both on and off the road.
Its 742 mm open and 445 mm closed length deliver maximum articulation and control, while the EB1 top and CR2-S lower mounts ensure a secure and precise fit. Perfect for towing, off-road touring, or heavy-duty use, the 36-5603 maintains stability and performance in the toughest conditions.
COMPATIBILITY
- Ford F250 2WD & 4WD – All Models
FEATURES
- Dynamic Motion Control (DMC): Smart valve system that adapts damping rates to terrain and driving input for balanced comfort and control.
- Heavy-Duty Twin-Tube Gas Design: Ensures consistent damping and reduces fade under heat and pressure.
- Large-Bore Construction: Increases oil capacity for smoother operation and greater heat dissipation.
- Hard Chrome Piston Rod: Corrosion-resistant for long-term durability.
- Powder-Coated Finish: Provides protection from corrosion, dirt, and debris.
- Vehicle-Specific Valving: Tuned precisely for Ford F250 applications with enhanced control on lifted or loaded setups.
SPECIFICATIONS
Part Number: 36-5603
Series: EFS Elite Twin-Tube Gas
Position: Rear
Open Length: 742 mm
Closed Length: 445 mm
Top Mount: EB1
Lower Mount: CR2-S
Valve Technology: Dynamic Motion Control (DMC)
WHY CHOOSE EFS ELITE?
The EFS Elite Series delivers a perfect combination of comfort, stability, and control. With advanced DMC valve technology, this shock automatically adapts to terrain and load variations, providing premium ride quality and handling for serious 4WD drivers and towing applications.

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