• Mammoth XC VC’s Weekly Summer Series: Presented by SEMBA & Free! 4:45pm Registration, Grom race begins at 5:10pm & Adult/Jr Race Start at 5:30pm 
    • VC #1- Thursday June 20th at the Meadow Connector Trails – Propane Tanks The VC Courses are below on Strava: and – Please park on the paved section by the propane tanks
    • VC #2- Thursday July 11th at the Meadow Connector Trails – Propane Tanks –
    • VC #3- Thursday July 25th at the Meadow Connector Trails – Cancelled as of 4pm due to weather
    • VC# 4- Thursday August 8th at Chair 2 Parking Lot (NICA Course)
    • VC# 5- Thursday August 22nd at Chair 2 Parking Lot (NICA Course)
  • Pedal and Pint Social Rides
    • Thursday June 27th at 5:30pm – Meeting at The Public House
    • Thursday July 18th at 5:30pm – Meeting at Mammoth Brewery
  • SEMBA Mammoth Point to Point 50k MTB – Click here to register
    • Due to USFS permit restrictions, this event is capped at 75 riders.  Only the first 75 riders to register will be allowed to participate.SEMBA Poster 12x18 P2P
    • Date: August 31, 2019
    • Start Time: 8am – Rider Briefing 7:45am
    • Start Location: The Village at Mammoth: 100 Canyon Blvd, Mammoth Lakes, Ca 93546
    • Bib/Packet Pick-Up Will Be Available on Friday, August 30th from 3-7pm at 132 Silvertip Lane, Mammoth Lakes, CA 93546 or Saturday, August 31st from 7-7:30am at The Village at Mammoth on the Canyon Blvd. side.
    • All participants must pick-up their own bibs and sign a waiver. Participants under 18 must have a parent present to sign their waiver. A valid Mammoth Mountain Ski Area Pedal Pass or Bike Park Pass is required. If you do not already have a pass, these will be provided to you by Mammoth Mountain Ski Area complimentary at bib pick-up. Please display your pedal/bike park pass and race plate at all times.
    • The event will begin at The Village at Mammoth on the Canyon Blvd side at 8:00am. There will be a rider briefing at 7:45am.
    • There will be one aid station at approximately Mile 13 with Clif Bar Products, Water, and a Bag Drop provided by VR7 Cycling Apparel.
    • The route is 31.2 Miles and 3,371ft of climbing. Link to route is here: *New updated Strava Route – Please note, route subject to change.
    • This is a primarily self-guided course with minimal markings. Cue sheets will be provided at bib pick-up and also we suggest downloading the route to your GPS unit if you have one.
    • The event will finish at Mammoth Creek Park.
    • Awards will be in The Village at Mammoth at 3:30pm on the stage. Prizes will be awarded to:Men 1-2-3, Men 50+ 1-2-3, Women 1-2-3, Women 50+ 1-2-3, Junior Male 20 & Under 1-2-3, and Junior Female 20 & Under 1-2-3.
    • Have questions about this event? Contact the organizer at

SEMBA Point to Point

SEMBA HatsSEMBA Hats are in and will be able at the VC Races for Sale $20 each *Pink hats are on their way…

Next Trails Day: June 29th “Lower Rock Creek Stewardship Day” (Info to follow)

Want to hit some dirt during the winter – Check out the Trails in Bishop! BirRoadTrails-05

We host a plethora of events, including:  trail days, group rides, grassroots races, social gatherings, clinics, movie nights, etc.


SEMBA Race Team putting in some trail maintenance hours at Panorama Dome

Local Mammoth Lakes Events:

  • Mammoth XC VC’s Weekly Summer Series
  • Mammoth Lakes Point to Point 50K Fun Race– Saturday, Aug. 31st at 8am starting at the Village
  • Mammoth Village Cyclecross Race – Sept 15, 2019
  • The Full Elephant Ride – Oct 12th at 10am – meeting at Kitchen 53

Anyhoo, we do a lot of stuff.  It’s tough to keep a calendar updated and correct. Instead, please join our Google Email Group or Contact Us to stay in the know on all things mountain biking / fat biking in the Eastern Sierra – you can also post to the group and keep others abreast of stuff you learn about, trail conditions, rides you’re doing, etc.

If you’re feeling social, follow our Facebook Page and Instagram feed – we post often.