| Model Number | G54401U |
| Model Name | Stomper Ace 20" |
| Frame | 20" GT LegitFit Design, Alloy w/ Replaceable Hanger |
| Fork | GT Hi-Ten Steel, 1-1/8" Threadless Steerer |
| Rims | All Terra Double Wall, 28h |
| Spokes | Stainless Steel, 14g |
| Tires | Kenda Small Block Eight, 20 x 2.1" |
| Pedals | GT BMX Flat Pedal, Resin |
| Crank | Prowheel w/ Double Guard, 30T, 130mm |
| Bottom Bracket | Cartridge Sealed |
| Chain | KMC Z7, 7-speed |
| Rear Cogs | Shimano TZ500, 14-28, 7-speed FW |
| Rear Derailleur | Shimano Tourney |
| Shifters | Shimano Revo Twist Shifter, SL-RS36, 7-speed |
| Handlebar | Alloy Riser Bar, 30mm Rise, 580mm Width |
| Grips | GT MTB |
| Stem | Alloy Ahead, 30mm |
| Headset | 1 1/8" Ahead |
| Brakes | GT V-Brake |
| Brake Levers | Tektro 3 Finger |
| Saddle | GT MTB |
| Seatpost | Alloy Micro Adjust |
| Speeds | 7 Speed |
| Front Hub | Alloy, QR |
| Front Tire | Kenda Small Block Eight, 20 x 2.10" |
| Rear Hub | Alloy Freewheel, QR |
| Rear Tire | Kenda Small Block Eight, 20 x 2.10" |