4′ 0″ diam., 10 oval spokes, low hump inner rim, apparent tread 5″.
Hub 12½″ face dia., 2½″ out from the tyre, pin between at 10″.

Source: preserved loco measured direct at York in 1994.

Casting: 40.0 mm tread dia., 31.7 1/d., hub 2.1 mm out from the tyre, pin at 8.3 mm.

Casting prices and stock . GER loco sets, price list

Scans of the castings in a set for a GER R24, S56/LNER J67,8,9