- CNC Lower Main Gear 106T: TREX 450X/XL
- Horizontal Fin V2: TREX 450X/XL
- Cyclic Lev TE:TREX 450X/XL/SE
- HighSpd3x41mmTailShft:TREX 450X/XL
- Steel Tail Rotor HUB: TREX 450X/XL
- CNC Head Button: TREX 450X/XL
- Bot Frame Carbon Fiber Main Frame: TREX 450X/XL/SE
- Main Gear w/Auto RHb: TREX 450X/XL/SE
- Steel Tail Rotor HUB: TREX 450X/XL
- Tail Rotor SS : TREX 450X/XL
- Precision Tail System Set: TREX 450X/XL
- CNC Rotor Head: TREX 450X/XL
- CNC Main Blade Grips: TREX 450X/XL
- CNC Main Gear: TREX 450X/XL/SE
- Flybar Cont Sys:TREX 450X/XL
- Aluminum Canopy Mount: TREX 450X/XL
- Washout Base:TREX 450X/XL
- CNC Lower Main Gear Set 106T: TREX 450X/XL
- Tail Servo Mount S9650: TREX 450X/XL
- High Speed 3x45mm Tail Shaft: TREX 450X/XL
- Front CNC Pulley: TREX 450X/XL
- Adj Tail Push Rod PRO: TREX 450X/XL
- Tail Set PRO :TREX 450X/XL/SE
- Tail Pulley Case: TREX 450X/XL
- Tail Push Rod Ends: TREX 450X/XL
- Front Shaft/Gear Set: TREX 450X/XL
- CNC Main Rotor Hub: TREX 450X/XL
- CNC Lower Main Gear 109T: TREX 450X/XL
- Tail Fin V2 Set: TREX 450X/XL
- Alum Bell Crank LE: TREX 450X/XL
- CNC Lower Main Gear Set 109T: TREX 450X/XL
- Washout Set TE:TREX 450X/XL
- Titanium Main Shaft: TREX 450X/XL
- Tail Servo Mount: TREX 450X/XL