If you want scale trail crawling with enough brushless torque to actually pop over obstinate roots, the HB R1601-1 delivers the sweet spot of backyard bashing and technical crawling in a backpack-friendly 1/16 footprint. Factory-fitted with a brushless motor setup, a transmitter-shifted 2-speed gearbox, and a heavy-duty 9kg metal-gear steering servo, this RTR rig bridges the gap between desktop crawlers and full-scale trail machines without killing your pit budget. Throw it in your pack, dial in the transmitter's drag brake, and go conquer rock piles, forest runs, or indoor obstacle courses.
4. 6 Key Features (for Feature Cards)
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Brushless Power & Servo 2-Speed Transmission: Equipped with a high-torque brushless motor delivering a 50% speed boost over brushed setups (up to 15 km/h), paired with a transmitter-operated dual-speed gearbox shifted via a dedicated servo.
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Heavy-Duty Axles & High-Carbon Alloy Drivetrain: Built on a rigid non-load-bearing chassis with multi-link solid axles, high-carbon alloy drive shafts, and full precision ball bearings to handle high-torque wheel spin.
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9kg Metal-Gear Steering Servo: Features high-strength nylon linkages, low-noise operation, and built-in overload protection to keep your wheels turning accurately under heavy articulation.
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14-Effect Programmable LED Lighting: Full roof light bar with 12 independently programmable LEDs plus functional front/rear lights, controlled directly from the transmitter (1-click head/tail light toggle, 2-click roof light modes).
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Proportional 2.4GHz Radio with Drag Brake & Cruise: Includes a gun-style transmitter with quick-dial Drag Brake tuning, Steering Trim adjustment, and a dedicated Cruise Control mode for steady downhill crawling.
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IPX4 Water Resistance & Smart Circuit Protection: Built to withstand wet grass and mud with IPX4 splash protection, featuring auto low-voltage cut-off (<6.5V shutdown), over-current, and ESC thermal overload protection.
Specification List
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Brand: HB Toys (Huangbotoys)
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Model: R1601-1 (APEX 4WD Series)
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Scale: 1/16
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Completion Level: Ready-To-Run (RTR)
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Vehicle Type: 4WD Off-Road Scale Trail Crawler
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Color: Yellow
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Dimensions (L × W × H): 315 mm × 140 mm × 160 mm
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Wheelbase: 175 mm
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Tire Dimensions: Outer Diameter 69 mm | Width 48 mm
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Motor Type: High-Torque Brushless Motor
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Transmission: Servo-Shifted Dual-Speed Gearbox (High/Low speed switchable on-the-fly)
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Top Speed: Approx. 15 km/h
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Drivetrain: Full-time 4WD with High-Carbon Alloy Drive Shafts
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Axles & Links: Multi-link solid axles made of high-strength nylon
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Bearings: High-precision imported ball bearings throughout
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Steering Servo: 9kg High-Torque Metal-Gear Servo with overload protection
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Chassis Frame: Non-load-bearing chassis with central battery tray for balanced CG
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Suspension: Independent front and rear high-clearance suspension setup
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Water Resistance: IPX4 rating
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Radio System: 2.4GHz Pistol Grip Transmitter (50-meter control range)
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Transmitter Functions: Proportional Throttle/Steering, Drag Brake Dial, Steering Trim Dial, Light Effect Button, Cruise Control Mode
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Lighting Assembly: Scale Headlights/Taillights + Roof Bar Light (12 programmable LEDs, 14 selectable modes)
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Battery: 7.4V 500mAh Li-ion battery (Included)
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Charger: USB Charging Cable (approx. 4-hour charge time)
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Runtime: ≥ 25 minutes continuous drive time
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Transmitter Batteries: 2 × AA batteries (Sold Separately)
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Circuit Protections: Low Voltage Cut-off (<6.5V receiver auto-shutdown), Over-temperature Thermal Protection, Overcharge/Overcurrent Protection
7. What's In The Box List
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1 × HB 1/16 R1601-1 Brushless 4WD RC Crawler (Yellow)
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1 × 2.4GHz Pistol Grip Transmitter
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1 × 7.4V 500mAh Li-ion Rechargeable Battery
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1 × USB Charging Cable
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1 × Product Manual