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This is the list of my XRAY XB4 2016 option parts that I use most of the time on carpet and astro tracks. All this parts help me to improve the performance of my perfect XRAY XB4.
#366220 Servo Mount
Gives additional increased steering and improves flex.
#361178 Graphite Rear Chassis Brace Deck 2,2mm
Helps me to improve the stability of the car on extreme high grip condition.
#362573 Alu Steering Plate 4-Hole
This steering plate increases the steering precision and gives more additional set up options.
#362478 Anti-Roll Bar 1.8 mm
Gives less chance to traction rolling on high grip tracks. I use it in front and also in rear.
363352 - Alu Rear Upright - Left
363351 - Alu Rear Upright - Right
Give more rotation from the rear end which allows the car to turn faster in corners.
362112-G - Composite Susp. Arms Front Lower - Graphite
363121-G – Composite Susp. Arms Rear Lower Left – Graphite
363111-G - Composite Susp. Arms Rear Lower Right – Graphite
The graphite arms are perfect to give more speed in corners in high grip conditions.
#362244 Alu C-Hub 12° Left
#362234 Alu C-Hub 12° Right
These options increase the stability of the car in the corners and help the car to be easier to drive.
#335030 Diff Bevel And Satellite Gear
This option part is "bulletproof" - it offers very long durability and better traction.
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