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View Full Version : 13 tooth front sprocket ?



660r2a400ex
04-18-2004, 10:44 PM
would this give me killer acceleration, and just beat everything off the line badly. I dont understand gearing i know the lower u go on the fornt more acceleration and higher more top speed, i got a 16 on my 400ex and it accelerates but not fast i mean i am side by side a bone stock 400ex and i have a pipe filter and rev box. if i put the 13 would i smoke him off the line ? or would it be so low i would start to lose acceleration i wanna to be the fastest as possible in 100 yards, how low do i go.

dannyboy20
04-18-2004, 11:48 PM
you have a 16 on the front. I believe 15 is stock. I have tried a 14 and yes it does accelerate better but you hit top speed so fast its redicelous so i would assume that a 13 would be even worse. But your only racing 100 yards so maybe try a 14. You wont know if you like it unsless you try it and sprockets are cheap enough anyways.

foleyit
04-19-2004, 01:09 AM
I can't imagine throwing a 13t front sprocket would do you any good in a 100 yard spurt. You'd definitely lose 1st gear and would have to do 2nd gear starts. I would try 14t first, and depending on what type of surface your 100 yards is in. I know in dirt you should be able to a 2nd gear start.

Good luck!

James Parent
04-19-2004, 09:30 AM
I had a 14 tooth front sproket on .. and you shift so fast its ridiculous.. it winds out too quick.. but is also really nice when i used it for hill climbs

LazeR
04-19-2004, 10:28 AM
I saw a 400ex with a 13t front sprocket.. His topend in 5th was like mine in 3rd.... His top end was pathetic but that thing had mad acceleration

660r2a400ex
04-19-2004, 02:14 PM
i mean like i said right now i am only looking to kick some @$$ in 100 yard sand drags, im i just going to spin so much that it will slow me down or will i have some real nice acceleration, i ran a 6.1 stock with my 400ex and my raptor ran a 5.9 stock, since then i added a hmf fullsystem, rev box, jets(not really tuned in perfect), and filter, i need to beat my old raptor time, i want to run a 5.5 !!! dont want to change no more except my sprockets, HELP ME PLEASE ! whatta about tires big paddles or will that slo me down too much?