more stats
1.0 mile
Distance
9 ft
Climb
-248 ft
Descent
00:05:17
Avg time
-239 ft
Altitude change
5,087 ft
Altitude min
5,326 ft
Altitude max
5,326 ft
Altitude start
5,089 ft
Altitude end
-4.4%
Grade
-17.2%
Grade max
4.9%
Grade min
341 ft
Distance climb
4,606 ft
Distance down
436 ft
Distance flat
00:05:17
Avg time

Supersonic Details

  • Activities
    • Mountain Bike
    • E-Bike
    • Hike
    • Trail Running
  • Riding Area
    Mountain Ranch Bike Park
    Eagle Mountain, Utah
  • Difficulty Rating
  • Local Popularity
    100 in Mountain Biking [+]
    • 95 in E-Biking
    • 100 in Trail Running
    • 100 in Hiking
  • Global Ranking
    #33657 in Mountain Biking [+]
    • #2940 in E-Biking
    • #536 in Trail Running
    • #1549 in Hiking
  • Trail Type
    Singletrack
  • Trail Visibility
    Always easy to follow
  • Dogs Allowed
    Yes
  • eBike Allowed
    Yes up to Class 1

This is the rippen downhill that was formerly part of Treadstone. It has been formally named Supersonic. The middle section slows a bit, but it starts out fast, and ends with little rock drops and a speedy straightaway.

Local Trail Association
Traditionally Indigenous Territory

Recent Activity on Trail

Past Week
  • 3 rides
  • 7 miles average
6 Months
  • 94 rides
  • 9 miles avg distance
All
  • 1,800 rides
  • Last: Jul 11, 2026
c1c2c3c4
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Supersonic Trail Reports

statusdatedescription
May 22, 2026 @ 8:42am (America/Boise)
May 22, 2026
I'm always rockin', never stoppin', devastatin', Supersonic!!
Mar 13, 2026 @ 12:14pm (America/Boise)
Mar 13, 2026
Mar 9, 2026 @ 10:45am (America/Denver)
Mar 9, 2026
Feb 5, 2026 @ 1:54pm (America/Boise)
Feb 5, 2026
Trail sections on north- or east-facing hillsides were soupy, with lots of mud.
Dec 24, 2025 @ 9:08am (America/Denver)
Dec 24, 2025
more »
Status:
on May 22, 2026
Dry
Avg: 3.97 (25 votes)
Your vote: 0

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Trail Conditions
  • Unknown
  • Snow Groomed
  • Snow Packed
  • Snow Covered
  • Snow Cover Partial
  • Freeze/thaw Cycle
  • Icy
  • Prevalent Mud
  • Wet
  • Variable
  • Ideal
  • Dry
  • Very Dry
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Slope Aspect
Direction the slope faces
Flat N NE E SE S SW W NW
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        Directions to supersonic trailhead (40.343350, -111.983380)

        Photos

        16 more »
        262 |
        Feb 7, 2021 @ 8:18pm
        Feb 7, 2021
        515 |
        Mar 28, 2019 @ 12:41pm
        Mar 28, 2019
        113 |
        Aug 5, 2022 @ 10:42am
        Aug 5, 2022
        203 |
        Sep 12, 2021 @ 8:04am
        Sep 12, 2021

        Videos

        2 more »
        Supersonic - Eagle Mountain 2020
        5:09 | 542 | Nov 25, 2020 , Eagle Mountain
        youtuber How To Mountain Bike On A Hot Day | A Midday...
        7:02 | 395 | Sep 3, 2020 , Eagle Mountain

        Routes with this trail

        5.0 10 miles 1,174 ft 27 Loop
        Ride this loop Anti-Clockwise for a more climby (dog friendly) loop, Clockwise is a bit more descendy and...
        4.0 21 miles 2,496 ft 22
        This ride provides a sampling of each of the trails in Eagle Mountain. While most of he trails are XC-ish...
        3.5 4 miles 657 ft 5 Loop
        Park at the elementary, ride up to the start of either or . The course can be done either direction. Great...

        Trail Events

        6 Reviews & Comments


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        Frequently Asked Questions About Supersonic

        Where is Supersonic located?
        Supersonic is located in Mountain Ranch Bike Park, Eagle Mountain, Utah, United States. It is part of the Mountain Ranch Bike Park trail network. The trailhead is located at coordinates 40.34335, -111.98338.
        How hard is Supersonic?
        Supersonic is rated as Blue difficulty. The average grade is 4.4%.
        What is the elevation gain for Supersonic?
        Supersonic has 9 ft of elevation gain. The trail has 248 ft of elevation descent. The elevation ranges from 5,087 ft to 5,326 ft.
        How long is Supersonic?
        Supersonic is 1.0 mile long. The trail type is singletrack.

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