The E53 BMW X5 came with a manual transmission, which is awesome, but does that make it worth the reliability risk?
How Rare is 2006 X3 3.0i with Manual Transmission
BMW X5 Series E53 3.0i M54 Auto Automatic Gearbox A5S 390R - XE 7511022 WARRANTY
BMW E53 X5 Automatic Trunk Upgrade! - BavTek
I Bought A Rare BMW X5 With A Manual Transmission And It's Already Broken - The Autopian
The BMW X models at a glance
BMW X5 (2013-2018) Review
Buying a used BMW X5 (2007-2013)
Why Everyone Needs A MANUAL BMW X5
Buying a Used BMW X5?
Swiss Bmw - Garage offer E53 X5 4.8is Manufacture: 05.2005
The Triple Unicorn - BimmerLife
Unique Hartge BMW X5 5.0 PH Private Area - PistonHeads UK
The Official E53 Manual Transmission Registry*