Iron City RC 1/10th Crawler Competition Rules
🔹 Non-SORRCA C2
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Tires: Max 4.75”, may be cut, grooved, or trimmed. No pin tires.
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Max wheel size: 2.2”
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Full body only (no cab-only). Flatbeds allowed, must be as long as frame rails.
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Dovetailing & pinching allowed (width must remain within ½” of cab).
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Rail chassis only (any material). No tube frames.
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Front bumper required (wider than frame rails, mounted or molded in).
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Rear bumper optional.
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No MOA, Dig, or unlocking diffs.
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No battery on axle.
🔹 Box Stock
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Truck must be completely stock, as sold by manufacturer.
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Only upgrade allowed: Steering Servo.
🔹 Beginner
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Same as Box Stock, but for new drivers only.
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Perfect for first-time competitors or borrowed rigs.
🔹 Class 2 RTR
(If you Run Class 2 NON-SORRCA YOU CAN'T RUN THIS CLASS)
THIS CLASS IS FOR THE NOT SO EXPERIECNED TO START WORKING THERE WAY UP
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RTR-based rigs with light mods.
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Tires: Stock or upgraded, no cutting/grooving/trimming. Max 2.2” wheels.
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Stock frame & axles from RTR must be used.
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Electronics may be upgraded.
🔹 Class 3
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For rigs that don’t fit other classes (custom builds, Capra, 4WS, etc.).
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Tires: Max 6”, may be cut/grooved/trimmed. No pin tires.
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Max wheel size: 2.2”.
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No MOA or battery on axle.
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4WS, Dig, Selectable OD all allowed.
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Bumpers not required.
🔹 1.9 Mini
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Follows WRCCA rule set.
📏 Course Rules
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Gate Widths:
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C2, Beginner, Box Stock, C2 RTR, 1.9 Mini → 12” min
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C3 → 16” min
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Each course: Minimum 10 gates.
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Progress = Rear tires clear gate line. Once cleared, gate is dead.
⛓ Penalties
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Course Direction (wrong way): +10
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Gate Marker: +10
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Boundary: +10
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Reverse: +1
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Reposition (pick up & reset): +10
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Rollover (side-to-side only): +5
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Self Recovery (winch): +3
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Assisted Winch (judge pulls rig): +6
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On-Course Repair (touch rig): +10 (time continues)
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Off-Course Repair (OJ): +10 & -1 minute (30 min max to fix, restart at last gate)