2005 Cadillac STS

At a Glance

Pricing $40,525 - $63,040
Drive Types RWD, AWD
Engines 3.6l V6, 4.6l V8
Transmissions A5

The Cadillac STS switches to the rear-drive Sigma platform that serves as a basis for the CTS and SRX vehicles. STS's aspirations of becoming a world-class vehicle are backed up by a healthy list of electronics such as 5.1 surrround sound, DVD navigation, active cruise control and stability control. The STS will be offered with a either a 255hp V6 or 320hp Northstar V8 coupled to a 5-speed automatic. The STS will offer all-wheel drive on top-line V8 models. Starting in the 40s, the STS can get pricey with some V8 models topping $60k.

What Changed:

All-new STS is based on the rear-drive Sigma platform that also underpins the CTS and SRX models. STS is offered with either a 255hp V6 or 320hp Northstar V8 and 5-speed automatic transmission. Both RWD and AWD models will be offered.

Model/Trim/Package Engine Original MSRP
STS 4.6l V8 (320-bhp) A5 RWD $47,025
STS 4.6l V8 (320-bhp) A5 AWD $63,040
STS 3.6l V6 (255-bhp) A5 RWD $40,525