The front wheel of the bicycle was out of shape.

自行车的前轮变形了。

《新英汉大辞典》

I detached the front wheel, and they helped me put the bike inside the car's copious boot.

我把自行车的前轮拆下，他们帮我把车放进汽车宽敞的行李箱里。

youdao

The back wheels of the plane touched the runway, but it became unstable when the front wheel touched down, he said.

他说，飞机后轮先着陆，但当前轮着陆以后，飞机就开始不平稳了。

youdao

But Phnom Penh has its cyclo - a three-wheeled bicycle with the driver perched on high above the rear wheel, and the passengers in a bucket seat slung between the two front wheels.

VOA: standard.2010.06.14

Make sure to lock the bike carefully by pushing the front wheel into an empty dock.

BBC: Bike sharing around the world

When she looked up again, her front wheel was just inches from the concrete curb.

WSJ: Cycling's Occupational Hazard

For instance, a front-wheel-drive chassis would serve as the underpinning for many of Ford's front-wheel-drive vehicles.

FORBES: Magazine Article