| Advanced SL-Grade Composite, full-composite OverDrive 2 Aero steerer | Advanced-Grade Composite | Infinito XE Disc carbon | ALLOY SL |
| Advanced SL-Grade Composite, full-composite OverDrive Aero steerer | Advanced-Grade Composite | Bianchi Full Carbon Disc, 1.5" head, thru axle 12x100mm, compatible with 32" tire | Advanced-Grade Composite |
| N/A | N/A | N/A | N/A |
| Giant Contact SLRXS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm | RITCHEY | BIANCHI REPARTO CORSE | 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 |
| Giant Contact SLR OverDriveXS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm | Giant Contact | BIANCHI REPARTO CORSE | Giant Contact SL OverDriveXS:80mm, S:90mm, M:100mm, M/L:110mm, L:110mm, XL:120mm |
| Advanced Grade composite, integrated design, -5/+15mm offset | Giant VECTOR Composite | Velomann alloy | Advanced Grade composite, integrated design, -5/+15mm offset |
| GIANT CONTACT SL | selle italia | FIZIK | GIANT |
| N/A | N/A | N/A | N/A |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | 10511 SSHIMANO | Shimano Ultegra |
| SHIMANO R8000 Ultegra | Shimano Dura-Ace | Shimano Ultegra | Shimano Ultegra |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | 11 SSHIMANO ST-R8000 Ultegra | 11 SShimano Ultegra |
| Giant SpeedControl SL | SHIMANOULTEGRA | 105DISCSHIMANO | Giant SpeedControl SL |
| SHIMANO ST-R8000 Ultegra | 9000Shimano Dura-Ace | Shimano Dura-Ace | Shimano Ultegra |
| SHIMANO CS-R8000 Ultegra 11S 11-28 | SHIMANO CS-R8000 Ultegra 11S 11-28 | SHIMANO CS-R8000 Ultegra 11S 11-28 | 11-3211SShimano Ultegra |
| 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 | 170mm34/50Shimano Ultegra | 36/52Shimano UltegraXS: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 | FULCRUM RACING | GUBUaillant |
| BONT | GUBRACE | FULCRUM RACING | GUB |
| Stainless Black 15G | Stainless Black 15G | Stainless Black 15G | Stainless Black 15G |
| KENDA | schwalbe | continental | GIANT P-SL1 |
| - | - | - | - |
| 8 KG | 7kg | 7kg | 8 KG |
