| Model Number | G28201M | 
| Model Name | Aggressor Comp | 
| Frame | GT 6061 T6 Aluminum Frame, Triple Triangle w/ Floating Seat Stays, Forged Drop-outs w/ Disc Brake Mounts, Zero Stack 1 1/8" Head Tube, 27.5/29" Wheels | 
| Fork | SR Suntour XCT, 80mm, Coil | 
| Rims | WTB SX19, 32h | 
| Spokes | Stainless Steel, 14g | 
| Tires | WTB Ranger Comp, 27.5/29 x 2.25", DNA Compound | 
| Pedals | GT Slim Line Flat Pedal | 
| Crank | Prowheel Alloy, 42/34/24 | 
| Bottom Bracket | Cartridge, Square Taper | 
| Chain | KMC Z7, 7-speed | 
| Rear Cogs | Sunrace, 14-34, 7-speed | 
| Front Derailleur | Shimano Tourney, 31.8 Clamp | 
| Rear Derailleur | Shimano Tourney | 
| Shifters | Shimano EF505 EZ Fire, 3x7 | 
| Handlebar | GT All Terra Alloy Riser, 25mm Rise, 8° Sweep, 6° Rise, 720mm Width | 
| Grips | GT Statement | 
| Stem | GT All Terra, 6061 Alloy, 31.8, 8° | 
| Headset | Semi-integrated, Sealed Cartridge | 
| Brakes | Tektro Mech Disc Brakes, 160/160mm Rotors | 
| Saddle | GT MTB | 
| Seatpost | GT All Terra Two Bolt Alloy | 
| Speeds | 21 Speed | 
| Front Hub | Alloy Disc, QR | 
| Rear Hub | Sealed Alloy Disc, QR |