As found on service sheet 227 for R2026A; R2026B; R2026C; R2026D; R2095A; R2095B; R2095C; R2381; R2381A; R2539; R2778; R3027; R3117; R3186.
Hornby X8067 0-4-2 Class 14xx Gear & Pivot Pin
Hornby X7516 Genuine Spares Princess Royal Class Loco Gear Set NEW
Hornby X6638 Genuine Spares Gear Set For Class 4900 49xx Hall Loco Driven NEW
