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Where is the spare tire of BMW Brilliance X3?

2 Answers

McLydia

07/25/25 2:28am

BMW Brilliance X3 does not come with a spare tire, but is equipped with run-flat tires as standard. Below is an introduction to the run-flat tires of BMW Brilliance X3: 1. The advantage of run-flat tires is that they enhance driving and handling sensations. By eliminating the need for a spare tire, the overall vehicle weight is reduced. Additionally, run-flat tires have thick sidewalls, providing a firmer road feel, which contributes to BMW's superior driving and handling sensations compared to other vehicles in the same class. 2. Run-flat tires, also known as "puncture-proof tires" or "low-pressure continuation tires," work by thickening the sidewalls. Even when deflated, the thick sidewalls still provide sufficient support to allow the vehicle to continue driving. However, this does not mean they are truly puncture-proof or unbreakable; they simply have a higher tolerance than other tires on the market, offering better safety. With run-flat tires, there is less worry about tire blowouts, eliminating the need to carry spare tires and repair tools, thus reducing travel burdens. 3. The principle of run-flat tires is that once tire pressure begins to drop, the RSC (Run-Flat System Component) immediately alerts the driver. Even if the tire pressure drops to zero, the RSC ensures the tire remains securely attached to the rim, allowing the vehicle to continue driving for a certain distance. Thanks to the specially designed rim hump, the EH2 (widened hump) rim prevents the tire from detaching from the rim after a sudden pressure drop. Depending on the vehicle load, these self-supporting tires enable the vehicle to continue driving at speeds up to 80 km/h for distances ranging from 50 to 250 kilometers even when the pressure is at its minimum.

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VanAdrian

08/10/25 4:34pm

When I first got my BMW Brilliance X3, I was also curious about where the spare tire was. It’s actually hidden under the trunk floor. Open the tailgate, and you’ll see the floor cover—just lift it gently or pull it up, and you’ll find the compact temporary spare tire tucked inside. However, if your car is equipped with run-flat tires, there might not be a spare tire at all. Instead, BMW provides a tire repair kit in the tool compartment. This design is quite practical, saving space and preventing rattling. But remember, the spare tire is only for emergencies—don’t exceed 80 km/h when using it, and restore it promptly afterward. During routine maintenance, it’s best to check the tire pressure and securing hooks to avoid any issues when you need it.

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