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Old 11-07-2014, 01:59 PM
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prestige6
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Default speedometer gear

What color speedo gear do I need for 336 gears?????
Old 11-07-2014, 02:02 PM
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JohnZ
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Originally Posted by prestige6
What color speedo gear do I need for 336 gears?????
20-tooth blue.
Old 11-07-2014, 04:47 PM
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Originally Posted by JohnZ
20-tooth blue.
Thanks
Old 12-28-2014, 11:04 AM
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karista
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Default Speedo Gear

Originally Posted by JohnZ
20-tooth blue.
What Speedo Gear do I need? I changed my Axle from 3:36 to 3.08 now my speedometer is way off!
Old 12-28-2014, 12:01 PM
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DZAUTO
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Originally Posted by karista
What Speedo Gear do I need? I changed my Axle from 3:36 to 3.08 now my speedometer is way off!
GENERALLY speaking, for each (I'M TALKING STOCK, GM STYLE REARS) gear change, such as 3.55 to 3.36, or 3.36 to 3.08 etc, etc, then you need to change the plastic driven gear by one tooth.
If you go from a 3.70 to a 3.08, then that is THREE gear changes. Thus, if the driven gear for the 3.70 had 22 teeth, then you would want a gear with 3 fewer teeth, ie a 19 teeth gear.
Old 12-28-2014, 02:20 PM
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Below is a chart I've found useful.


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