Description
Air Line Suzie Coil – 7 m Pair (Red & Yellow, 12 mm) with Male & Female Fittings
This pair of 7 m Air Line Suzie Coils provides a dependable, flexible air‑brake connection between tractor units and semi‑trailers. Supplied complete with male and female fittings, these coiled hoses offer a secure, ready‑to‑install solution for maintaining safe and efficient trailer braking performance.
Commonly known as “Suzies”, these air lines are mounted at the rear of the tractor unit and are essential during coupling and uncoupling. Each pair includes:
- Red Air Line (Emergency Line): Supplies emergency braking and air feed
- Yellow Air Line (Service Line): Delivers compressed air to operate trailer brakes (includes lifter)
Manufactured from durable, flexible materials, these 12 mm diameter coils are designed to withstand demanding commercial environments while reducing tangling and maintaining consistent airflow.
Ideal for HGV operators, fleet maintenance teams, and transport professionals, this 7 m pair ensures reliable braking performance across a wide range of trailer applications.
Key Features
- Pair of 7 m Suzie coils – Red (emergency) & Yellow (service)
- 12 mm hose diameter for consistent airflow
- Supplied with male & female fittings for quick installation
- Coiled design reduces tangling and improves flexibility
- Colour‑coded lines for fast, safe identification
- Durable construction for long service life
- Essential for trailer air‑brake systems



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