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You either need a mini suspension truck or something similar
take the back part off of the truck and ad on to it as shown
swap out the two yellow pieces with two orange pieces
it doesn't matter how this is made
attach the back part and then put the trailer on
Knex truck and trailerby KnexKreator
K'nex Trailerby knex365
Micro Knex top gear.by knex dude 2000
Knex Truckby _boogeyman
K'nex trailerby jesse2292
Semi truck with trailer instructionby abahn
Lego city boat trailer and transporter.by knex dude 2000
Working K'nex Carby pwubax 18
Semi Truck and Trailerby TLF93
Knex- The top 10 highest rated knex 'ibles of 2009by Hiyadudez
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