We found 5 manufacturer systems from Yakima for the 2021 GMC Yukon XL. OEM roof-load data is not yet in our reviewed set.
5 systems
1 configurations
1 sources
Roof
Flush factory rails
5 systems · Yakima
✓ Verified fit
SightLine FX
For Flush factory rails
Yakima
Base rack system
Required parts
Fit kitSightClip 948006494
Fit load
165.0 lb
Rack weight
Not fully calculated
A component weight is not published in our reviewed data.
Source details
Manufacturer: Yakima
Evidence: Yakima Fit Lookup
Fit ID: 114770
Reviewed: internal RoofRaks review
Buying options
No matched offers yet
Yakima lists this system for this vehicle.
✓ Verified fit
SightLine
For Flush factory rails
Yakima
Base rack system
Crossbar selection required
Required parts
TowersSightLine Towers (4-Pack)8001635
Fit kitSightClip 948006494
Crossbar selection required. Compatible crossbar of at least Medium. The fit record does not identify one specific bar model. A minimum size (when shown) is a size requirement only.
Fit load
165.0 lb
Rack weight
Not fully calculated · known parts 4.4 lb
Source details
Manufacturer: Yakima
Evidence: Yakima Fit Lookup
Fit ID: 114764
Reviewed: internal RoofRaks review
Buying options
Crossbar selection required
Yakima lists this system for this vehicle.
✓ Verified fit
MOD
For Flush factory rails
Yakima
Base rack system
Required parts
PartMOD46
Rack weight
Not fully calculated
A component weight is not published in our reviewed data.
Source details
Manufacturer: Yakima
Evidence: Yakima Fit Lookup
Fit ID: 71579
Reviewed: internal RoofRaks review
Buying options
No matched offers yet
Yakima lists this system for this vehicle.
✓ Verified fit
SightLine
For Flush factory rails
Yakima
Base rack system
Crossbar selection required
Required parts
TowersSightLine Towers (4-Pack)8001635
Fit kitSightClip 558006455
Crossbar selection required. Compatible crossbar of at least Medium. The fit record does not identify one specific bar model. A minimum size (when shown) is a size requirement only.
Fit load
165.0 lb
Rack weight
Not fully calculated · known parts 4.4 lb
Source details
Manufacturer: Yakima
Evidence: Yakima Fit Lookup
Fit ID: 28858
Reviewed: internal RoofRaks review
Buying options
Crossbar selection required
Yakima lists this system for this vehicle.
Vehicle load information
We do not currently have reviewed OEM roof-load data for this vehicle.
Questions about this vehicle
What roof rack information do we have for the 2021 GMC Yukon XL?
We found 5 manufacturer systems from Yakima for the 2021 GMC Yukon XL. OEM roof-load data is not yet in our reviewed set.
Which configuration is covered for the 2021 GMC Yukon XL?
Current public evidence is grouped as “Flush factory rails” (Roof-mounted systems).
What does a factory rack or fit signal mean on this page?
Some manufacturer rows describe a vehicle feature or fit condition (for example factory rails), not a purchasable aftermarket rack kit. Those appear as context, not as retail product cards.
Do we publish an OEM roof-load limit for the 2021 GMC Yukon XL?
We do not currently have reviewed OEM roof-load data for this vehicle.
Why do some 2021 GMC Yukon XL roof systems say a crossbar choice is required?
Some fit records specify towers or feet but do not identify one specific crossbar model. A minimum bar size (when shown) is a size requirement only — we do not invent a bar SKU or offer.
Why is rack weight sometimes “not fully calculated”?
A full derived rack weight requires reviewed component weights for every physical part in the assembly. Missing weights or an unresolved crossbar selection leave the total incomplete — we never invent a number.
Some fit records depend on roof or body configuration. Confirm which setup matches your vehicle before choosing components.
Fitment and load information can vary by roof configuration, rack components, region, and manufacturer documentation. Check the current manufacturer instructions before installation.
Can't find the right product?
Search Amazon for additional 2021 GMC Yukon XL roof rack parts (associate links).