UDIRC 31 MPH RC Upgrade Kit for UD1611 – Brushless Motor, 2S LiPo, Full Metal Upgrade

Transform Your UD1611 Into a 31 MPH Beast.

This is the complete UDIRC 2S Upgrade Kit — everything you need to push your UD1611 RC car to 31 MPH in one box. Brushless motor, ESC, LiPo battery, radio system, metal drivetrain, suspension, tires, and LED lights. It's a full rebuild kit, pre-assembled for fast installation.

⚠️ UD1611 Only — Will not fit other models. Please verify compatibility before ordering.

Upgrade Kit Contents – Part 1 of 2 (Powertrain & Electronics)

• 2845 3800KV Brushless Motor (BL2845-38) ×1
• Powder Metallurgy 3.175mm Bore Motor Pinion Gear (P16-022B) ×1
• 30mm Motor Heat Sink (P16-036) ×1
• Motor Cooling Fan (FUN16-3010) ×1
• 45A 2S Brushless ESC (ESC45) ×1
• 7.4V 1600mAh 2S LiPo Battery with XT60 Connector (MB-XT1674) ×1
• UA42-E 2.4GHz Transmitter (SR5) ×1
• UA42-E Receiver (UA42-E) ×1
• Metal Gear Steering Servo (S1702) ×1
• Zinc Alloy Motor Mount (P16-021) ×1
• 17g Micro Servo Mount (P16-017A) ×1
• Servo Saver Assembly (P16-015) ×1
• Powder Metallurgy Differential (P16-023B) ×2
• 10T 0.95Mod Steel Pinion Gear (P16-019B) ×2
• 50T 0.6Mod Steel Spur Gear (P16-020B) ×1
• 6.3x9.5x3.2mm Ball Bearings (M03-012) ×3

Upgrade Kit Contents – Part 2 of 2 (Chassis & Suspension)

• Adjustable Metal Oil-Filled Shock Absorbers (P16-009B) ×4
• Metal Universal Drive Shafts (P16-007B) ×4
• Adjustable Metal Turnbuckles (P16-006B) ×4
• Pre-glued Foam Rubber Tires (P16-002B) ×4
• Metal Hex Wheel Hubs (P16-004B) ×4
• Metal Wheel Hub (P16-005) ×4
• Black Wheel Inserts (P16-003C) ×4
• Upper Suspension Arms (P16-008) ×4
• Lower Suspension Arms (P16-010) ×4
• LED Light Set (LAM16-03) ×1

Key Specs

• Compatible Model: UDIRC UD1611 only
• Top Speed After Upgrade: 31 MPH
• Motor: 2845 3800KV Brushless
• ESC: 45A 2S Brushless
• Battery: 7.4V 1600mAh 2S LiPo (XT60)
• Radio: 2.4GHz 4-Channel
• Installation: Pre-assembled for fast install