This is the Tekin RX8 GEN3 1/8 Scale Competition Brushless ESC/Motor Combo with an included Redline T8 GEN3 1900kV buggy motor.

RX8 GEN3
The RX8 platform has proven itself to handle the rigors of racing, while providing professional features including a programmable High Voltage BEC, Data Logging Capabilities, Timing Profiles, Voltage Cutoffs for LiPos, HotWire 3.0 Bluetooth Connectivity and more. Utilizing Tekin's D2 Dual Drive Mode Technology, the RX8 runs both Sensored and Sensorless motor drives seamlessly, giving you the best of both worlds. The small footprint makes install on any chassis easy with the option of mounting with included hardware for extra security.

T8 GEN3 Motors
Tekin's T8 GEN3 racing motors are racing performance defined. With a stronger rotor, updated stack features and lower resistance the T8 GEN3 motors are a versatile, unmatched and advanced power delivery system. Relentless amounts of torque and power are at your disposal with industry-leading RC motor technology. Coupled with an RX8 GEN3 utilizing Tekin's D2 Dual Drive Technology, the T8 GEN3 packs efficiency and precise control through the entire RPM range. Maintain Pro- level control of your chassis no matter the situation on the track with a T8 GEN3.

Features:

RX8 GEN3 Specifications:
Controls: 
Forward/Brake/Reverse
Input Voltage: 2S-6S LiPo / 4-16S NiMH-NiCD
BEC: 
6.0v / 7.4v @ 8amps
Motor Limit Brushless Mode: 
2S - No Limit; 3S - 4000kV; 4S - 3500kV; 5S - 2200kV; 6S - 2200kV
Motor Limit Brushed Mode: 
No Limit
Max Current: 
300amps per phase*
Burst Current: 
1000amps per phase*
Timing Profiles: 
7 choices (on board)
Brushed Modes: 
FWD Only / FWD-REV / FWD-REV Delay
Brushless Modes: 
FWD Only / FWD-REV / FWD-REV Delay
Dimensions: 
1.5 x 2.2 x 1.4" / 38 x 55.8 x 35.5mm
Weight: 
2.7oz / 76.5g
Recommended Applications: 
1/10 4WD SCT, 1/8 4WD Buggy, 1/8 4WD Truggy, 1/8 4WD Monster Truck, 1/8 4WD Touring Car, 1/8 4WD GT, 1/8 Dirt Oval, 1/10 (and larger) Rock Crawler
*
Per Manufacturer Specs


T8 GEN3 Specifications:

KV: 1900 (rated for 4S)
Weight: 311g / 11oz
Shaft Dimensions: 
5mm (.125") x 19mm
Motor Diameter: 40mm / 1.57" (42mm / 1.65" including fin)
Motor Length: 
69mm / 2.71"
Bearing Dimensions: 
Front: 5 x 16 x 5mm / Rear: 5 x 11 x 5mm
Rotor Size: 
18.5mm
Rebuildable: 
Yes