Southwest Territory · Roller coaster
Viper
A twisting wooden coaster inspired by classic seaside coaster layouts.
Closed now
Roller coaster
High thrill
48"
min height
Visitor rating⭐ Be the first to rate!
Before you ride
Wooden track can feel bumpy, especially over sharp turns.
Expert tip (Nov 2026)
Try a middle-row seat if you prefer a less jarring wooden-coaster ride.
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Viper stats
Viper is a 100-foot roller coaster at Six Flags Great America that reaches 50 mph and drops 80 feet. It was built by Six Flags (in-house), opened in 1995 and lasts about 2 minutes. Riders must be at least 48 inches tall.
- Type
- Roller coaster
- Manufacturer
- Six Flags (in-house)
- Model
- Wooden twister coaster
- Opened
- 1995
- Track length
- 3,458 ft
- Top speed
- 50 mph
- Height
- 100 ft
- Drop
- 80 ft
- Inversions
- 0
- Duration
- 1 min 50 sec
- Height requirement
- 48 in
💡 Fun facts
- Built by the park in-house
- Layout mirrors the Coney Island Cyclone
Reviews
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