Class 31 P4 / 18.83mm gauge wheelsets Livery_BR blue (Cantrail Stripe) 37421 was one of four

37421 was one of four Class 37s that was purchased by Colas Rail in 2013 for a return to the main line

it was retired and sold to Harry Needle in August 2015

* Multiple bufferbeam brake pipe configurations

it gained the new “powerhaul” version of freightliner livery in 2015 and this is how it remains to this day

Class 31 P4 / 18.83mm gauge wheelsets Livery_BR blue (Cantrail Stripe) 37421 was one of fourP4 18. 83 mm Gauge Drop In Wheel Sets suitable for the Accurascale Class 31 locomotive. Pack of 6 precision CNC machined axles and insulated wheels 1: 76. 2 Scale 18. 83mm Gauge Ready to fit to your Accurascale Class 31 Fully compatible with Scalefour Society Standards