CARLISLE 24 x 13.00-12â€' wheel tyre for lawn tractor lawn mowers The Ultra Trac tyre is the right approach for specialised applications where high flotation and turf preservation is essential. With a wide, footprint and reduced void in the tread it offers maximum turf protection. Ultra Trac tyres are most often used on field and grounds maintenance equipment. MEASUREMENTS wheel size: 330/40-12 wheel width in mm: 328 version: Tubeless assembly Ø-rim: 12 Ø-rim in mm: 579 CODE: 1-4241 ORIGINAL CODE: CZ