R400: Unlimited 4400 - 4499
Unlimited
Unlimited
GENERAL REGULATIONS
Entrants in this class shall comply with all applicable general regulations.
TECHNICAL REGULATIONS
This class is an open class and all components will be considered open unless unrestricted herein.
NOTE: The TR abbreviations listed under this class (I.E. TR1 HELMETS) refer to TR cross reference listings in the front of this book. These TR cross-referenced listings are part of the class rules. Where a conflict occurs between the TR cross-referenced listing and a rule contained under this class, the rule contained under this class takes priority.
SAFETY EQUIPMENT
TR1 HELMETS
TR2 PROTECTIVE CLOTHING
TR3 EYE PROTECTION and DENTURES
TR4 HEAD AND NECK RESTRAINTS
TR5 FIRST AID KIT
TR6 EMERGENCY SIGNALING DEVICES
TR7 HORNS
TR8 REFLECTORS
TR9 FIRE SUPPRESSION EQUIPMENT
TR10 SURVIVAL SUPPLIES
SUSPENSION COMPONENTS
TR11 SHOCK ABSORBERS and BUMP STOPS
TR12 SECONDARY SUSPENSION
TR13 WHEELS and TIRES
TR14 FASTENERS
STEERING and BRAKE COMPONENTS
TR15 STEERING
TR16 BRAKES
ELECTRICAL SYSTEM
TR17 IGNITION
TR18 BATTERIES
TR19 LIGHTS
TR20 STARTERS
FUEL SYSTEM
TR21 FUEL
TR22 FUEL TANKS
TR23 FUEL FILLERS LINES, VENTS, and CAPS
ENGINE, TRANSMISSION and DRIVELINES
TR24 ENGINE and ENGINE DISPLACEMENT
TR25 ENGINE REPLACEMENT
TR26 TRANSMISSION
TR27 THROTTLES
TR28 EXHAUST
TR29 DRIVE SHAFTS
TR30 FLYWHEEL SHIELDS
TR31 FLUID COOLERS
TR32 AUXILIARY EQUIPMENT
TR33 SUPERCHARGERS and TURBOCHARGERS
VEHICLE SAFETY EQUIPMENT
TR34 ROLL CAGES
TR35 SAFETY HARNESS
TR36 SAFETY NETS
TR37 SEATING
GENERAL VEHICLE COMPONENTS
TR38 DRIVERS COMPARTMENT
TR39 DOORS AND LATCHES
TR40 FIREWALLS
TR41 BALLAST
TR42 WEIGHT
TR43 FLOORBOARDS
TR44 BUMPERS and HAZARDOUS PROTRUSIONS
TR45 MIRRORS
TR46 SKID PLATES
TR47 STORAGE
TR48 CHASSIS and BODY
TR49 HOSES
TR50 IDENTIFICATION MARKINGS
Unlimited Off-Road Racing will assign race numbers.
TR51 ADVERTISING on VEHICLES
TR52 RADIO EQUIPMENT
TR53 WORKMANSHIP
TR54 TRACKING DEVICE
4400
4401
4402
4403
4404
4405
4407
4408
4409
4410
4411
4412
4413
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4483
4484
4485
4486
4487
4488
4489
4490
4491
4494
4495
4496
4498
4499
2025 Mint 400
| Brand | Category | Prize | 1st | 2nd | 3rd | Total | ||
|---|---|---|---|---|---|---|---|---|
|
Maxxis Tires | Tire Manufacturer | Cash | $1,000.00 | $500.00 | $300.00 | $1,800.00 | Requirements |
|
MRT Tires | Tire Manufacturer | Cash | $3,000.00 | $2,500.00 | $2,000.00 | $7,500.00 | Requirements |
2025 Parker 400
| Brand | Category | Prize | 1st | 2nd | 3rd | Total | ||
|---|---|---|---|---|---|---|---|---|
|
|
Maxxis Tires | Tire Manufacturer | Cash | $1,000.00 | $500.00 | $300.00 | $1,800.00 | Requirements |
2025 California 300
| Brand | Category | Prize | 1st | 2nd | 3rd | Total | ||
|---|---|---|---|---|---|---|---|---|
|
|
Maxxis Tires | Tire Manufacturer | Cash | $1,000.00 | $500.00 | $300.00 | $1,800.00 | Requirements |
