X9665M Hornby Drive Unit Wheel Set + Traction Tyres for Class 37 59 66 MODIFIED

Hornby Spare Part to fit. Class 37 Locomotives R3289TTS; Hornby Service Sheet No.412. Class 59 Locomotives R2519, R2520, R2521, R2861; Hornby Service Sheet No.294B/C. Class 66 Locomotives R2650, R2651, R2652, R2954, R3042, R3076, R3182; Hornby Service Sheets No.311, No.368 and No.369B.