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FIRE ONE

Member

• Nov 3, 2019

• #1

anyone on here changed their trans box ratio from 1,2 to 1.4 due to bigger tyres have a TD5 auto ( rebuilt ) up rates torque converter how does it run on the road when towing Thanks Dave

 

300bhp/ton

Well-Known Member

• Nov 3, 2019

• #2

What size tyres?

The auto Td5 is a bit of a slug compared to the manual. If you are going bigger than 33" tyres, then either 4.10:1 diffs and/or a 1.4:1 transfer box is likely to be an improvement.

 

dieseldog69

Well-Known Member

LZIR Despatch Agent

• Nov 3, 2019

• #3

FIRE ONE said:

anyone on here changed their trans box ratio from 1,2 to 1.4 due to bigger tyres have a TD5 auto ( rebuilt ) up rates torque converter how does it run on the road when towing Thanks Dave

Click to expand...

@sierrafery

 

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FIRE ONE

Member

• Nov 13, 2019

• #4

tyres are 31.7 " 235 85 16 looking at changing the trans box would be cheaper than both diffs !