3′ 7″ diam., 10 oval spokes, hump inner rim, apparent tread 4″.
Hub 13½″ face dia., ¼″ out from the tyre.

Sources: Preserved T9, No 120 measured direct at the Bluebell Railway, August 1994.

Casting: 35.8 mm tread dia., 29.1 mm i/d., hub 0.2 mm out from the tyre.
Casting prices and stock . LSWR loco sets, price list

Scan of a casting in a set for a LSWR 4-4-0 K10 . LSWR 0-4-4T M7 . LSWR 4-6-0 S15 . LSWR 4-4-0 T9