Calculating gearbox/transmission ratio for belt drive 4WD
On a typical belt driven 4WD with its motor interacting with the center gear, this…
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TT01 grinding noise
When accelerating hard on a TT01 (or even a 02) you may hear a grinding…
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Installing a diff on a shaft driven 4wd
When you fit a diff into the gearbox, keep in mind the side does matter…
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Solid Axle
A solid axle behaves just like a completely locked diff. It is getting quite common…
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Replacing a bad spur gear when the shaft cup cannot be removed…
Lets say you are about to remove the center shaft cup so to take out…
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Replacing the spur gear on a shaft driven 4wd
If you ever need to replace the spur gear on a typical shaft driven 4wd,…
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Diff lock
Sometimes you may want to have no differential at the front. On a standard Tamiya…
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Plastic gear diff
A typical gear differential: The drive gear is mounted on the carrier which supports the…
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Broken Ball Diff at the front…
Ball Diffs are usually pretty durable. However, the long thin screw that holds the 2…
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