Ottertail Lake 100
January 10-11, 2026
If you are not a annual ISR / USAC member you will need to go to the ISR Website at the link below and sign up for a daily membership
https://usacracing.redpodium.com/2026-isr-snowmobile-license
Driver Information
Driver's Name
*
First Name
Last Name
Date of Birth
*
-
Month
-
Day
Year
Date
Phone Number
*
-
Area Code
Phone Number
Email
*
example@example.com
Address
*
Street Address
Street Address Line 2
City
State / Province
Postal / Zip Code
Emergency Contact Person
*
First Name
Last Name
Crew Member #1
First Name
Last Name
Crew Member #2
First Name
Last Name
Emergency Person Phone Number
*
-
Area Code
Phone Number
Relationship to Emergency Contact Person
*
Transponder #
*
Sponsor #1
*
Sponsor #2
Sponsor #3
Sled Details
Brand
*
Arctic Cat
Polaris
Ski Doo
Yamaha
Other
Race #
*
Registration Payment
My Products
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( X )
Jr 8-12 Transition
$
45.00
Jr 10-13
$
65.00
Jr 10-13 Girls
$
65.00
Jr 14-17
$
65.00
Jr 14-17 Girls
$
65.00
Vintage
$
65.00
'85 and older
Classic
$
65.00
‘04 & older
Trail
$
65.00
NO 600cc snocross race sleds!!
Vet 30+
$
180.00
No Pro riders, Pro Factory Women can run this class
Masters 40+
$
180.00
No Pro riders, Pro Factory Women can run this class
Sport Stock
$
180.00
Stock 600cc
Sport Improved Stock
$
180.00
Improved Stock 600cc
Sport Stock / Sport Improved Stock - Multi Class Discount
$
330.00
Sport 600 Stock ($180) / Sport 600 Improved Stock ($180)
Expert 600 Limited
$
180.00
Expert 600 Limited / Jr 14-17 - Multi Class Discount
$
215.00
Expert 600 Limited ($180) / Junior 14-17 ($65)
Team
$
280.00
Factory class rules 1 Pro rider per team, same two riders all season to qualify for year end points) Enter teammate race number and name below
Semi Pro Factory
$
280.00
Stock fuel injected 600cc, no snox sleds
Semi Pro Improved Stock
$
280.00
Improved Stock 600cc
Semi Pro Factory / Semi Pro Improved Stock - Multi Class Discount
$
530.00
Semi Pro Factory 600 ($280) / Semi Pro Improved Stock ($280)
Pro Factory Women's
$
255.00
Stock fuel injected 600cc, no snox sleds
Pro Factory Women's / Sport Stock
$
405.00
Pro Factory Women's ($255) / Sport 600 Stock ($180)
Pro Open
$
355.00
600cc open sled
Pro Factory
$
355.00
Stock fuel injected 600cc, no snox sleds
Pro Factory / Pro Open - Multi Class Discount
$
680.00
Pro Factory 600 ($355) / Pro Open ($355)
Daily Membership
$
30.00
Required if not Cor PowerSports member
Safety Vest Rental
$
25.00
AMB Transponder Rental
$
25.00
Transponder required for scoring
Daily Insurance Fee
$
30.00
Required
Enter coupon
Apply
Subtotal
$
0.00
Tax
$
0.00
Total
$
0.00
Credit Card
Team Class - if entering Team Class enter partners race number and name below
Teammate Race Number
Teammate name
First Name
Last Name
Release & Agreement
Driver's Signature
Date Signed
-
Month
-
Day
Year
Date
Submit
Should be Empty: