1983 Grave Digger
 
 Win season one in cash grab mode on the normal difficulty setting 
 to unlock the 1983 Grave Digger.
 
 
 
 20th Anniversary Grave Digger
 
 Win season two in cash grab mode on the normal difficulty setting 
 to unlock the 20th Anniversary Grave Digger.
 
 
 
 The Incredible Hulk
 
 Win season three in cash grab mode on the normal difficulty setting 
 to unlock The Incredible Hulk.
 
 
 
 Championship truck
 
 Win a season on any difficulty setting to unlock the championship 
 version of the truck that was used.
 
 
 
 IP/Inland truck
 
 Successfully complete season one in any mode on the hard difficulty 
 setting with a championship truck to unlock the IP/Inland truck.
 
 
 
 
 Big Yellow
 
 Successfully complete season two in any mode on the hard difficulty 
 setting with a championship truck to unlcok the Big Yellow.
 
 
 
 
 Hooch
 
 Successfully complete season three in any mode on the hard difficulty