sleigh, sled, (kokuji)
轌 centers on a vehicle for traveling over snow: a sleigh or sled. It is a Japanese-made kokuji combining the ideas of wheeled transport and snow.
轌 is a kokuji (Japanese-made character) combining 車 (vehicle) and 雪 (snow) to represent a snow vehicle: a sleigh or sled.
A vehicle 車 made for snow 雪: picture a wooden sled with runners gliding over fresh snow.
For そり, imagine a sleigh sliding down a snowy hill with a soft 'sori' sound as the runners cut through the snow.