Chrome Freightliner Steering Hub 2007+ Fits United Pacific Steering Wheels only 72 Splines, Fits Various 2007+ Freightliner Models... Chrome Diecast Freightliner Steering Hub for United Pacific Steering Wheels... Mix and Match with United Pacific Steering Wheels and Designer Horn Bezel for a Unique Look... Measures 4 3/8" High. Base diameter aprox. 5 1/8". Top diameter aprox. 4 3/8"... Chrome finish...