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INVENTORIES (Tables)
9 Months Ended
Sep. 30, 2021
INVENTORIES  
Schedule of inventories, net of reserves

    

2021

    

2020

Chassis

$

6,493

$

6,859

Raw materials

 

51,897

 

36,161

Work in process

 

33,932

 

16,282

Finished goods

 

16,516

 

24,637

$

108,838

$

83,939