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INVENTORIES
12 Months Ended
Dec. 31, 2020
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
Inventories, net of reserves, consist of the following (in thousands):
December 31,
20202019
Raw materials and components$99,418 $105,332 
Finished goods44,695 58,224 
Work in progress11,592 14,269 
Used trailers1,478 2,499 
Aftermarket parts6,567 6,590 
$163,750 $186,914