Big Thunder Mountain Railroad Reopening May 3, 2026 with New Track and Lower Height Requirement

Disney has introduced Big Thunder Mountain Railroad will reopen at Magic Kingdom on May 3, 2026 with new observe, refreshed trains, and a lowered peak requirement.

The peak requirement will drop to 38 inches when the attraction reopens, down from the earlier 40-inch minimal. Disney says the change follows “a comprehensive review from our safety teams” alongside with all of the enhancements made throughout the refurbishment. This now places Big Thunder Mountain Railroad on the identical peak requirement as Walt Disney World’s different massively widespread household coaster, Slinky Dog Dash at Hollywood Studios.

New Track and Trains

A brand new observe and refreshed passenger trains are a part of the refurbishment. Disney says these updates have been fastidiously deliberate to protect the attraction’s traditional storytelling whereas including new life, motion, and element to the expertise.

Wyatt Winter, Executive Producer at Walt Disney Imagineering, confirmed on Good Morning America that company will see gold on the mountain for the primary time within the attraction’s Magic Kingdom historical past.

“When Big Thunder Mountain Railroad reopens this spring, all new trains, animatronics refreshed throughout effects, stuff that hasn’t been going for years is returning,” Winter stated.

Rainbow Caverns Scene

A brand new scene will ship underground trains to pure caverns filled with phosphorescent swimming pools. The caverns function iridescent stalagmites and stalactites that shimmer and glow.

Disney warns the Rainbow Caverns “ain’t as friendly as they first appear” and hints that “that menacing rumble from deep within the mountain may be a sign that we ain’t welcome.”

The scene attracts inspiration from Disneyland’s early Mine Train Through Nature’s Wonderland attraction.

The Barnabas T. Bullion Story

The attraction continues its story of Barnabas T. Bullion, who struck gold within the Big Thunder area throughout America’s first main gold rush. He began the Big Thunder Mountain Company with goals of riches, however shortly discovered himself in a battle with nature.

Strange issues began occurring. Machines failed. Cave-ins shut mines down. No matter how deep the miners dug, the forces of Big Thunder fought again.

Disney says company who board the runaway trains will be taught “just how wild the wilderness can get.”

Mountain-Top to Cavern-Deep Refurbishment

Disney describes this as a “mountain-top to cavern-deep refurbishment” meant to maintain the traditional attraction prepared to please company for years to come back.

Effects which have been dormant for years are being restored. The important entrance signal has been changed with a restored model, and scaffolding has been faraway from the attraction.

Big Thunder Mountain Railroad reopens at Magic Kingdom on May 3, 2026.