Early details released by Chevy:
- 2.8-liter, Vortec 2800 inline 4-cylinder engine; Vortec 3500 inline 5-cylinder engine in the Crew Cab
- Suspension modifications make the vehicle 1.6 inches lower than the standard 2WD Colorado
- ZQ8 suspension with front and rear stabilizer bars
- Gas-charged monotube shocks
- 18-inch alloy wheels and low-profile tires
- Monochromatic front fascia with fog lamps
- Rear spoiler on the tailgate
- Four colors: Victory Red, Black, White and Yellow
- Optional power sunroof
Inside the Colorado XTREME
- Special instrumentation and badging
- Standard bucket seats, with leather available in Extended Cab and Crew Cab
- Crew Cab has a 60/40-split rear seat that can accommodate three adults
- Extended Cab with 4-doors and two folding, forward facing rear seats
- AC and intermittent wipers are standard
- AM/FM Stereo with CD player is standard on Regular and Extended Cabs; Radio with Radio Data System and six speakers is standard in the Crew Cab; other systems are available, including XM Satellite
- Options include:
- Remote keyless entry
- Heated seats
- Tilt steering wheel
- Cruise control
- Self-dimming inside rearview mirror
- Rear sliding window
- Power left and right outside mirrors
More and larger photos in the 2005 Colorado Photo Gallery
Also see the concept version of the Colorado XTREME, shown at the 2003 SEMA show in Las Vegas.

