Suits the last 40 locos built.

4′ 11″ diam., 15 oval spokes, slightly humped rim, apparent tread 5″.
Hub 14½″ face dia., 2⅛″ above the tyre, pin in line at 12″.

Source: preserved loco No 564 measured direct at Weybourne in September 1994.

Casting: 49.17 mm tread dia., 40.7 mm i/d., hub 1.9 out from the tyre, pin at 10.0 mm.

Casting prices and stock . GER loco sets, price list

Scan of castings in a set for a GER 0-6-0 Y14/LNER J15 with prototype photographs.

T30 is also the outer driving wheel for GER 0-4-4T S44/LNER G4 and GER 0-6-0 N13/LNER J14