We review a popular hop-up for the Tamiya Grasshopper: front CVA oil shocks via parts from the GH2 (Grasshopper II) or the Rising Fighter or Super Hornet, and talk about the history of the Grasshopper, it's suspension problems in both the original and the re-re, and things you need to know about the upgrade, evaluating if it is truly plug and play, if you need to use grease, oil, spacers, or make an alterations to the Grasshopper's chassis or other suspension parts. 

We review a popular hop-up for the Tamiya Frog, the Xtra Speed G45 Steel CVD (Continuous Velocity Drive) Drive Shaft a.k.a. UJ (Universal Drive Shaft) and talk about the history of the Frog, it's drive shaft problems in both the original and the re-re, and things you need to know about the fixes, evaluating if it is truly plug and play, if you need to use grease, and/or the original rubber boots that cover the Frog's dog bone driveshaft.