| Advanced SL-Grade Composite, full-composite OverDrive 2 Aero steerer | Advanced-Grade Composite | ALLOY SL | Advanced-Grade Composite |
| Advanced SL-Grade Composite, full-composite OverDrive Aero steerer | Advanced-Grade Composite | Advanced-Grade Composite | Advanced-Grade Compositehybrid OverDrive Steerer |
| N/A | N/A | N/A | N/A |
| Giant Contact SLRXS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm | RITCHEY | Giant ContactXS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm | Giant ContactXS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm |
| Stratus Lite 2.0 | Stratus Lite 2.0 | Stratus Lite 2.0 | Stratus Lite 2.0 |
| Giant Contact SLR OverDriveXS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm | Giant Contact | Giant Contact SL OverDriveXS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm | Giant ContactXS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm |
| Advanced Grade composite, integrated design, -5/+15mm offset | Giant VECTOR Composite | Advanced Grade composite, integrated design, -5/+15mm offset | Giant VECTOR Composite |
| GIANT CONTACT SL | selle italia | GIANT | GIANT CONTACT SL |
| N/A | N/A | N/A | N/A |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | Shimano Ultegra | - |
| SHIMANO R8000 Ultegra | Shimano Dura-Ace | Shimano Ultegra | New Shimano 105 11sp NEW |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | 11 SShimano Ultegra | Shimano 105 11sp NEW |
| Giant SpeedControl SL | SHIMANOULTEGRA | Giant SpeedControl SL | Giant SpeedControl SL |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | Shimano Ultegra | Shimano 105 11sp NEW |
| SHIMANO CS-R8000 Ultegra 11S 11-28 | SHIMANO CS-R8000 Ultegra 11S 11-28 | 11-3211SShimano Ultegra | Shimano 105 11-28, 11s |
| SHIMANO R8000 Ultegra 11 S | Shimano ultegra | KMC X11EL-1 | KMC X11EL-1 |
| Shimano R8000 Ultegra 11S, 36/52XS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm | 39-53Shimano Dura-AceXS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm | 36/52Shimano UltegraXS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm | 34/50Shimano 105 11sp NEWXS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm |
| Shimano, press fit | Shimano, press fit | Shimano, press fit | Shimano, press fit |
| BONT | GUBUaillant | GUBUaillant | GIANT PA-2 |
| BONT | GUBRACE | GUB | Giant Performance Tracker RoadSealed Bearing |
| Stainless Black 15G | Stainless Black 15G | Stainless Black 15G | Stainless Black 15G |
| KENDA | schwalbe | GIANT P-SL1 | GIANT P-SL1 |
| - | - | - | - |
| 8 KG | 7kg | 8 KG | - |
