The water pump does not have a specified life span. The time to replace it is when it is leaking or noisy.
To edit original question....Jeep Wrangler 2005 manual transmission
4 cylinder- AX5 6 cylinder- AX15
aisin ax-5
Auto : 30rh Manual : AX5
No you don't have to drop the transmission in order to replace the slave cylinder, but be careful because it can easily be stripped.
A standard 5 speed manual is an AX 15.
6.8 pints of 75W-90 Manual Trans Gear Lube.
The Jeep Wrangler with the 4-cylinder automatic has a maximum towing capacity of 1,000 pounds. The Jeep Wrangler with the 2.5 liter engine and 5-speed manual transmission has a maximum towing capacity of 2,000 pounds.
You grab the handle and pull it into 4wd.
The transmission must be removed, and put back in, not replaced.
Stick shift.
75w90