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D4+ 4.0 Parts

37 products
PARTS | By RoadRunner Model
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Handlebar Tbar Assembly - D4+ 2.0, D4+ 3.0, D4+ 4.0 - RoadRunner Scooters
$99
$99
Replacement T-Bar (Top Half of Stem) for Nanrobot D4+ Electric ScooterRestore the stability and function of your scooter with this OEM‑spec replacement T‑bar, the top half of the Nanrobot D4+ stem....
Speed Control (Front) - D4+ 2.0 (New Generation) 3.0, 4.0 - RoadRunner Scooters
$100
$100
Replacement Front Electronic Speed Controller (ESC) for Nanrobot D4+ 2.0 (New Generation) and D4+ 3.0 Electric Scooters Ensure smooth front motor performance with this OEM-spec front speed controll...
Lug Nut (Pair) - 21 MM - RoadRunner Scooters
$10
$10
Secure your scooter’s motor axle with this 21 mm replacement lug nut pair, designed specifically for several Nanrobot models. These heavy-duty nuts ensure proper torque retention and safe wheel att...
Battery - D4+ 2.0, D4+ 3.0, D4+ 4.0 - RoadRunner Scooters
$599
$599
52V 23AH Lithium-Ion Battery for All D4+ Models Power your ride with the all-new 52V 23AH Lithium-Ion Battery, engineered to deliver peak performance for ALL D4+ 2.0, D4+ 3.0, and D4+ 4.0 scooters....
Save $20
Charger - RS5 - RoadRunner Scooters Charger - D4+ 2.0, D4+ 3.0, D4+ 4.0 Scooters - RoadRunner Scooters
from $79
from $79
$99
This is the official RoadRunner replacement or spare charger, designed specifically for your model. Each charger is tuned to your scooter’s voltage and connector type—using the wrong one can damage...
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Fast Charger - D4+ 2.0 and D4+4.0 - RoadRunner Scooters Fast Charger - 52V 5A - RoadRunner Scooters
from $149
from $149
$139
The official RoadRunner Fast Charger delivers 5-amp output, dramatically reducing charge time compared to standard 2-amp chargers. Each version is precisely engineered to match your scooter’s volta...
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