The following details the mining grader population for machines covered by the Parker Bay’s Database. This includes all large motor graders with net power ratings of 200kW (275 hp) or greater and some down to 160 kW. The active population numbers are just under 2,950 motor graders. The two manufacturers of these large graders are Caterpillar and Komatsu, whose models are listed below.
![]() |
|
MOTOR GRADER MANUFACTURERS & MODELS: | ||||||
The following mining grader models are included in the database, listed here by mining equipment manufacturer and size class.
|
||||||
MANUFACTURER | 160 | 200 | 350+ | |||
CATERPILLAR | 14G 14H 14M |
16 16G 16H 16M |
24H 24M |
|||
|
||||||
KOMATSU | GD755-5Y | GD825A GD825A-2 GD825A-3 |
||||
RANGE OF OTR TIRES ON MOTOR GRADER MODELS: | ||||||
OTR Tire Sizes: | 16.00-24 18.00-25 23.50-25 29.50-29 |