1. Fifth wheel couplingFor the RV, see travel trailer "Fifth wheel" redirects here. For other uses, see Fifth wheel (disambiguation). 50x40px This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. The fifth wheel coupling provides the link between a semi-trailer and the towing truck, tractor unit, leading trailer or dolly.
Read “Fifth wheel coupling” on English Wikipedia
Read “第五輪” on Japanese Wikipedia
Read “Fifth wheel coupling” on DBpedia
Read “Fifth wheel coupling” on English Wikipedia
Read “第五輪” on Japanese Wikipedia
Read “Fifth wheel coupling” on DBpedia
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