The standard blade sizes for a 2018 GMC Canyon are 24 inches on the driver’s side, 17 inches on the passenger side, and an 11-inch rear blade.
Wiper blade sizes can vary slightly depending on cab configuration and trim, but the 2018 Canyon commonly uses a 24" driver blade, a 17" passenger blade, and an 11" rear blade. This article breaks down the typical sizes and how to verify them for your specific vehicle.
Front wiper blade sizes
The front windshield is generally serviced with two different blade lengths to cover the driver’s and passenger’s view. The following sizes are the most commonly recommended for the 2018 Canyon.
- Driver-side blade: 24 inches
- Passenger-side blade: 17 inches
Overall, these lengths are standard for most 2018 Canyon models. If you’re replacing blades yourself, ensure the adapters and mounting style match your vehicle’s wiper arm design.
Rear wiper blade size
Rear visibility on the Canyon uses a single shorter blade. The size below is the typical specification for the rear window.
- Rear blade: 11 inches
Rear blades are often sold as a single, universal 11-inch option that fits most Canyon rear wiper arms; confirm fit if you have a nonstandard trim or aftermarket setup.
Summary
For a 2018 GMC Canyon, plan on replacing with a 24-inch driver-side front blade, a 17-inch passenger-side front blade, and an 11-inch rear blade. Always double-check by measuring the current blades or consulting your owner’s manual, and verify fit with the blade model and wiper arm for your specific cab configuration.