Parker Bay’s Database tracks wheel loaders with payloads of 20 mt and greater and net power ratings from 600kW (800 hp). The global population of wheel loaders is over 4,000 active machines (plus historical data on more than 2,000 no longer in service). The primary manufacturers of the largest wheel loaders are Caterpillar and Komatsu (Joy Global/P&H, LeTourneau) with models listed below that range in size from 20 metric tons up to 63 metric tons.

ACTIVE POPULATION: 4,000
SIZE CLASSES: 20-25, 30-35, 40-50, 63
(in metric tons)
BUCKET CAPACITIES: 8-50 m³
(cubic meters)
Drive: Electric, Manual
Caterpillar
Size Class (MT Payload)
Models
20-25
992, 992B, 992C, 992D, 992G, 992K, 993K
30-35
994, 994D, 994F, 994H
40-50
63
Komatsu
(Joy Global/P&H, Letourneau)
Size Class (MT Payload)
Models
20-25
580, L800, L950, L1000, WA800, WA800-2, WA800-3, WA800-3A, WA800-3EO, WA800-3LC, WA900, WA900-3, WA900-3A, WA900-3EO, WA900-3L, WA900-3LC
30-35
4000, L1100, L1150, L1350, L1400, WA1200-3, WA1200-3EO, WA1200-6
40-50
L1800, L1850
63
L2350
Terex
Size Class (MT Payload)
Models
20-25
600C, 600E
30-35
475
40-50
63
Range of OTR tires on Wheel Loaders:
Size Class (MT Payload)
OTR Tire Sizes
20-25
45/65-45
30-35
50/65-51
40-50
50/80-57, 53.5/80-57, 53.5/85-57, 55.5/80-57, 58/85-57, 60/80-57, 70/70-57
63