![Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor](https://bikerumor.com/wp-content/uploads/2016/11/Giant-bikes-xtc-fathom-plus-size-single-speed-carbon-mtb-2017-6.jpg)
Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor
![BUCKLOS Bicycle Headset Washer Aluminum Alloy Fork Spacers Durable MTB Road Bike Headset Carbon Ring Fit for 1-1/8" Fork - AliExpress BUCKLOS Bicycle Headset Washer Aluminum Alloy Fork Spacers Durable MTB Road Bike Headset Carbon Ring Fit for 1-1/8" Fork - AliExpress](https://ae01.alicdn.com/kf/Se3ca4aa725cf409185f69ddb7abe59caz/BUCKLOS-Bicycle-Headset-Washer-Aluminum-Alloy-Fork-Spacers-Durable-MTB-Road-Bike-Headset-Carbon-Ring-Fit.jpg)
BUCKLOS Bicycle Headset Washer Aluminum Alloy Fork Spacers Durable MTB Road Bike Headset Carbon Ring Fit for 1-1/8" Fork - AliExpress
![Amazon.com: HIMALO 27.5/29er Mountain Bike Frame Aluminum Alloy Hardtail MTB Frame 15''/17''/19'' QR 135mm Disc Brake Frame Routing Internal XC (Color : Black Red, Size : 17'') : Sports & Outdoors Amazon.com: HIMALO 27.5/29er Mountain Bike Frame Aluminum Alloy Hardtail MTB Frame 15''/17''/19'' QR 135mm Disc Brake Frame Routing Internal XC (Color : Black Red, Size : 17'') : Sports & Outdoors](https://m.media-amazon.com/images/I/51d7xlfQbeL.jpg)
Amazon.com: HIMALO 27.5/29er Mountain Bike Frame Aluminum Alloy Hardtail MTB Frame 15''/17''/19'' QR 135mm Disc Brake Frame Routing Internal XC (Color : Black Red, Size : 17'') : Sports & Outdoors
![I would like to replace the headset bearings. GT sent me this chart. Am I reading this correctly top bearing is 1 1/8” and lower is 1 1/2” diameter. Kinda new to I would like to replace the headset bearings. GT sent me this chart. Am I reading this correctly top bearing is 1 1/8” and lower is 1 1/2” diameter. Kinda new to](https://preview.redd.it/i-would-like-to-replace-the-headset-bearings-gt-sent-me-v0-y024guyzk6la1.jpg?width=640&crop=smart&auto=webp&s=41c913f3a43c73a795fcb30c94639bed3b942708)
I would like to replace the headset bearings. GT sent me this chart. Am I reading this correctly top bearing is 1 1/8” and lower is 1 1/2” diameter. Kinda new to
![Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor](https://bikerumor.com/wp-content/uploads/2016/11/Giant-bikes-xtc-fathom-plus-size-single-speed-carbon-mtb-2017-1.jpg)
Giant pumps up the volume with carbon XTC Advanced 27.5+ and dedicated XTC+ Single Speed - Bikerumor
![Neco bike headset for giant ATX XTC OD od2 44 50.6 mm mountain bike bearing headset straight tapered fork 28.6 31.8 38.1 33 39.8 - AliExpress Neco bike headset for giant ATX XTC OD od2 44 50.6 mm mountain bike bearing headset straight tapered fork 28.6 31.8 38.1 33 39.8 - AliExpress](https://ae01.alicdn.com/kf/Hce3d7b64cd8e4e1eaf10430960dd64f5W/Neco-bike-headset-for-giant-ATX-XTC-OD-od2-44-50-6-mm-mountain-bike-bearing.jpg)
Neco bike headset for giant ATX XTC OD od2 44 50.6 mm mountain bike bearing headset straight tapered fork 28.6 31.8 38.1 33 39.8 - AliExpress
![Neco Headset for Giant ATX /XTC Bearing 44-50.6 1 1/8 To 1 1/4 Small Tapered To Straight Fork Standard Tapered OD2 Bike Headset - AliExpress Neco Headset for Giant ATX /XTC Bearing 44-50.6 1 1/8 To 1 1/4 Small Tapered To Straight Fork Standard Tapered OD2 Bike Headset - AliExpress](https://ae01.alicdn.com/kf/H97eed577503a49799da7a483a453f455b/Neco-Headset-for-Giant-ATX-XTC-Bearing-44-50-6-1-1-8-To-1-1.jpg)