2020 Pivot Cycles – MBAA XC Series
White Tank Whirlwind
March 21, 2020


Trek West Phoenix

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White Tanks Regional Park (Map)
20304 W. White Tank Mountain Road
Waddell, AZ 85355

White Tank Regional Park is a great course with a mix of flow and technical sections that has long been a staple of the MBAA. White Tanks is part of the Maricopa County Regional park system, it’s close to the Phoenix Metro area and offers up some all around great riding.

There is a $7 per vehicle entrance fee for this park.

From central Phoenix, take I -10 west towards LA they will take exit 125 (Sarival).  At Sarival they will take a Right on to Sarival.  Next street will be McDowell they will take a Left at McDowell.  Follow McDowell till you reach the 303 and make a Right on the 303.  Follow the 303 till you reach Northern and make a Left onto Northern.  Follow Northern till you reach Cotton and make a Right onto Cotton.  Follow Cotton till you reach Olive and make a Left onto Olive and follow Olive to the park.  Follow park road all the way till it ends to the Competitive track location.

From the North – If those coming down the 303 from the North  then they will follow 303 till they reach Cactus and make a Right onto Cactus and follow Cactus till they reach Cotton and make a Left.  Follow Cotton till you reach Olive and make a Right on Olive.  Follow Olive to the Park.  Once at the park follow may park road till the end of the park road to the Competitive track.

Camping is allowed at this venue at $15 per night. No RV hookups. Review our venue map to ensure you won’t be in the way!


  • Ralph’s Snack Bar
  • Dough Brothers Pizza
  • Single Speed Coffee

Save money and time – sign up online, early!
$25 First timers (1x only – no points awarded, no awards)
$25 Juniors (18 and under, $30 late & day of registration)
$45 Early – up until Sunday at 11:59pm week of the event
$50 On-time – Monday 12:00am until Thursday 8:00pm
$60 Late & Day of registration – Thursday 8:01pm until 30 min prior to race start

Need to change your category? No problem – send an email to info@MangledMomentum.com

Signup for an MBAA membership for just $20 ($10 for juniors under 18) and contribute directly to trail projects across the state. Plus you’ll get a cool pair of members only socks and sticker. You’ll also be entered into out members only raffles drawn at each race!

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Up until 2 weeks before the event you may get a 50% refund or 100% transfer to the next event.  If there is no next event (ie the finals) we cannot make any further accommodations.

Elite (Pro) – Professional cyclist, competes at the highest level
Expert (Cat 1) – Wicked fast, seasoned racer
Intermediate (Cat 2) – Dang fast, not just a weekend warrior, usually rides quite bit
Beginner (Cat 3) – Relatively new to the sport
First Timer – Newbie, never raced with MBAA or has no experience with mountain bike racing
Single Speed – Only one gear on bike, likes to suffer (our kind of folks)
Rock Crusher – Gents 200lbs or more
Plus Bike – 2.8 inch tires or wider
Marathon – Long distance rider, approx. 3.5-hrs or more per race, likes to really suffer (most definitely our kind of folks)
Junior – Ages 6-18
Kids – 6 & under that likes a short, FREE race

The age you will be on June 30, 2020.

Awards are 3 deep per category.
Awards will be done as soon as possible after protest periods end and results are approved by the officials.

Top 5 Marathon men overall
Top 5 Marathon women overall
Top 5 Elite/Expert men (19-29, 30-39, 40-49) overall
Top 5 Elite/Expert women (19-29, 30-39, 40-49) overall

1st = $100
2nd = $90
3rd  = $80
4th = $50
5th = $25

Every event is not possible without the help and support of volunteers. Help make these events great by giving back a bit of your time. 5 volunteer hours are required to be eligible for the series championship. A friend or family member can volunteer in a racers place.

White Tank Start Times & Lap Counts

White Tanks Course Map

  • Green Arrows – Junior Loop (2.6-miles) GPS – A fast and flowy loop with great singletrack in and out of ravines.
  • Blue Arrows – Inner loop (5-miles) GPS – A slightly longer version of the fast and flowy Junior loop.
  • Black Arrows – Outer loop (7-miles) GPS – The Outer loop has a bit more teach when it branches off from the Inner loop. Up a steep switchback climb and down a technical descent.

7:00 am – Registration Opens! – Bring ID, be patient please
*All athletes must check in/register 30-mins prior to start time
7:50 am – Elite, Expert Men & ALL Marathon (wave 1)
8:30 am – Intermediate Men
10:30 am – Beginner Men (wave 2)
11:30 am – Elite, Intermediate & Beginner Women (wave 3)
12:00 pm – Awards for wave 1
12:30 pm – Free kid’s race (ages 7 & under)
1:00 pm – Awards for wave 2 & marathon
1:30 pm – Juniors (wave 4)
2:30 pm – Awards for wave 3
3:30 pm – Awards for wave 4

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