Spencer Diercks

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Schedule TBA

  • Events27
  • Wins7
  • Top 518
  • Top 1021
5/18/2025 - Dubuque Fairgrounds Speedway

5/18/2025 - Dubuque Fairgrounds Speedway

Dubuque, IA

Order of Events Subject to Change
Drivers Meeting 5:15

Hot Laps 5:30pm
4-Cylinders
Crown Vic
IMCA Hobby Stocks
IMCA SportMods
IMCA Stock Cars
IMCA Modifieds
IMCA Late Models

Heats
4-Cylinders
Crown Vic
IMCA Hobby Stocks
IMCA SportMods
IMCA Stock Cars
IMCA Modifieds
IMCA Late Models

Features
4-Cylinders
Crown Vic
IMCA Hobby Stocks
IMCA SportMods
IMCA Stock Cars
IMCA Modifieds
IMCA Late Models

WEEKLY ADMISSION PRICES
Adults, 18 & over $13
Seniors, 65 & over $10
Students, 13-17 $6
Kids 12 & under with an adult admission FREE
All admission prices include sales tax

PIT PASSES
Adults, 14 & Over $30
Ages 7 thru 13 $15
6 & Under FREE
All admission prices include sales tax

RACEceiver (454.000) & Westhold Transponders required.
Thank you for supporting Dubuque Fairgrounds Speedway.

All Times, Events, Schedules, Prices, Order, and Promotions Subject to Change.

Classes

  • 4-Cylinders - Callahan Construction13 entries
  • IMCA Hobby Stocks - Link Hydraulic19 entries
  • IMCA SportMods12 entries
  • IMCA Stock Cars - Dunkel Auto Salvage16 entries
  • Crown Vic - Hefel Portable Services10 entries
  • IMCA Late Models - Klein Custom Homes13 entries
  • IMCA Modifieds - Merfeld Bros Automotive12 entries

Track Contact

News

Dubuque Fairgrounds Speedway (Dubuque, IA) – May 18th, 2025. (MercedeSweet Photography)
Diercks repeats at Dubuque, adds fifth win of 2025

Spencer Diercks continued his strong early-season form with a doubleheader weekend that included his fifth victory of the 2025 campaign. Kicking things off Friday at his home track, Davenport Speedwa...

Full Event Information on MyRacePass

Competitor Overview


Spencer Diercks

Spencer Diercks

Davenport, IA

IMCA Modifieds - Merfeld Bros Automotive Start Finish +/-
A Feature 1 4 1 3
Heat 2 - Top 5 Make Invert 2 1 1

IMCA Modifieds - Merfeld Bros Automotive

20 Laps

A Feature 1

Finish Start # Competitor Hometown +/-
1 4 29 Spencer Diercks Spencer Diercks Davenport, IA Davenport, IA 3
2 3 2G Matt Gansen Matt Gansen Zwingle, IA Zwingle, IA 1
3 2 7D Dustin Wilwert Dustin Wilwert North Buena Vista, IA North Buena Vista, IA -1
4 6 6 Jed Freiburger Jed Freiburger Dubuque, IA Dubuque, IA 2
5 5 12T Austin Stamm Austin Stamm Orangeville, IL Orangeville, IL -
6 12 29D Brad Dierks Brad Dierks Clarence, IA Clarence, IA 6
7 7 A10 Grant Manthe Grant Manthe Freeport, IL Freeport, IL -
8 10 13K Taylon Center Taylon Center Mesa, AZ Mesa, AZ 2
9 8 27M Mark Schulte Mark Schulte Delhi, IA Delhi, IA -1
10 1 41P Keith Pittman Keith Pittman Waterloo, IA Waterloo, IA -9
11 9 1 Ryan DeShaw Ryan DeShaw Dyersville, IA Dyersville, IA -2
DNS 11 3 Jason Schueller Jason Schueller Dubuque, IA Dubuque, IA -
8 Laps

Heat 1 - Top 5 Make Invert

Finish Start # Competitor Hometown +/-
1 2 2G Matt Gansen Matt Gansen Zwingle, IA Zwingle, IA 1
2 4 6 Jed Freiburger Jed Freiburger Dubuque, IA Dubuque, IA 2
3 6 13K Taylon Center Taylon Center Mesa, AZ Mesa, AZ 3
4 5 27M Mark Schulte Mark Schulte Delhi, IA Delhi, IA 1
5 1 41P Keith Pittman Keith Pittman Waterloo, IA Waterloo, IA -4
6 3 3 Jason Schueller Jason Schueller Dubuque, IA Dubuque, IA -3
All transfer
8 Laps

Heat 2 - Top 5 Make Invert

Finish Start # Competitor Hometown +/-
1 2 29 Spencer Diercks Spencer Diercks Davenport, IA Davenport, IA 1
2 4 A10 Grant Manthe Grant Manthe Freeport, IL Freeport, IL 2
3 3 12T Austin Stamm Austin Stamm Orangeville, IL Orangeville, IL -
4 1 7D Dustin Wilwert Dustin Wilwert North Buena Vista, IA North Buena Vista, IA -3
5 5 1 Ryan DeShaw Ryan DeShaw Dyersville, IA Dyersville, IA -
6 6 29D Brad Dierks Brad Dierks Clarence, IA Clarence, IA -
All transfer
Diercks Quad Cities LTD USA
JVC
Mohr Enterprises
Rockstar Energy
Maloney Pub
TG Refurbishers
Hoosier Racing Tires
Kam Koncepts  Wraps
Floyd’s Waste Systems
Diamond Builders
Lindquist Ford
Rock’s Platinum Construction
Tegeler Body  Frame
Affordable Parking Lot Services
The Circle
Roehlk Concrete Contractors
Lady Di’s
Budda Transmission Sales  Service
RAGE Chassis by Precision Performance
HH Towing
American Topsoil