Hornby X9426M Drive Unit Wheel Set For Use With GWR / BR Diesel Railcar e.g. R9524. Used model railways & collections always wanted. Part Listed On Hornby Service Sheet Nos. 297c & 326b. HS1-9, IV41-53, 55-56, KA27-28, KW15-17, PA20, 41-49, 60-78, PH42-44, ZE1-3 (48-120 Hours subject to ferry schedules and weather) Up to 20 kilos £28.99.