Add to Cart Compare RuffStuff Reamer Tool for GM 1 Ton TRE's by: RuffStuff $97.75 Beefing up the front end & need to fit 1 ton components to your knuckle. Then this is the tool you will need to ream out your knuckles to fit our GM 1 Ton TRE's. If you want to stay DOT approved and not upgrade to Heim Tie Rod's... $97.75 Add to Cart Compare