Roof Racks

A roof rack is a support system mounted on a vehicle's roof, designed to secure and carry luggage, sports equipment, and other gear. Primarily fitted to vehicle types such as SUVs, estates, and MPVs, its core benefit lies in expanding cargo-carrying capacity for road trips and outdoor getaways.

Main Uses and Configurations

Beyond serving an aesthetic purpose, a roof rack provides genuine practicality by accommodating bulky items that cannot fit into the boot, such as:

• Luggage and camping tents for long-distance road trips.

• Sports gear such as bicycles, skis, and surfboards.

To make a roof rack genuinely functional for carrying cargo, crossbars usually need to be installed across the vehicle's factory longitudinal roof rails as a base, onto which dedicated accessories such as roof boxes, roof baskets, or bicycle carriers can then be mounted.

Important Regulations to Note

There are strict legal regulations governing the retrofitting and use of roof racks that motorists must observe to avoid flouting the law:

• Retrofitting must be endorsed: Installing an aftermarket roof rack on passenger cars constitutes a modification to the vehicle's exterior appearance. Under regulatory requirements, vehicle owners must register and endorse the modification with the local vehicle licensing authority within 30 days of installation to obtain an updated vehicle registration card.

• Strict dimensional limits:

  • After installation, the height of the roof rack measured from the roof surface must not exceed 300 mm (30 cm).

  • When carrying cargo, the height measured from the roof surface must not exceed 0.5 metres, and the total height measured from the ground must not exceed 4 metres.

• Prohibited on specific vehicles: Buses with an overall vehicle length exceeding 7.5 metres and all school buses are strictly prohibited from installing roof racks.

Load Capacity and Practical Tips

• Load capacity: The engineered load rating of the rack itself is typically around 30–50 kg. Crucially, however, the total load must not exceed the vehicle's maximum dynamic roof load limit stated in the owner's manual.

• Factory-fitted does not always mean functional: If the vehicle does not come with roof rails from the factory, aftermarket fitment must be carried out by a professional workshop to prevent roof water leaks or sunroof damage caused by improper installation. Furthermore, some factory roof rails are purely cosmetic; rails fixed with adhesive tape have zero load-carrying capacity, whereas only bolt-secured rails are structurally sound and reliable.

• Weighing the pros and cons: Fitting a roof rack increases aerodynamic drag and fuel consumption, while its day-to-day utility during daily commutes is minimal. If chosen purely for aesthetic styling, drivers should weigh the initial purchase cost against the ongoing penalty on fuel efficiency.