hello i have 2 yamahas one 98 600 srx with 3100 miles been a great sled i have had it up to 115 mph it has had some work done like a heelclicker clutch and a bender can i belive but i think i need clutch work when i wot it i get almost 9200 rpm and a 99 sx vmax 600 with 950 miles love them both ...but thinking about a newer 4 stroke but i am new to th 4 strokes i want something just as dependable and mabe a little more power so i need your guys help what kind should i be looking for i thought about a apex gt or a attack,nitro,rage ....i dont want to have to clean carbs anymore ....or should i be looking for another 2 stroke srx 700 or a viper ...or mabe keep the ones i got guess what i need to know it what the difference between the 4 strokes are like the apex and the apex gt .and the attack and attack gt ...which ones have the better suspension and better options ? i really have to have reverse ..like to have electric start but dont have to ..hopen someone can kinda tell me the order of the 4 strokes i hear the apex gt is suppost to be the best one made...thanks guys i really need some help deciding on what to buy ............