2021 GMC Sierra 3500 HD wiper blade size
The 2021 GMC Sierra 3500 HD uses a 22" driver-side wiper blade and a 22" passenger-side blade. Rear not verified.
Front sizes confirmed unchanged across 17 model years (2010–2026).
2021 GMC Sierra 3500 HD wiper blade size chart
| Item | Size | Notes |
|---|---|---|
| Driver | 22" | Driver-side wiper blade |
| Passenger | 22" | Passenger-side wiper blade |
| Rear | Unverified | Unverified |
| Connector | 9 X 3 Hook | Source-backed connector / arm type |
Savana 2500, Savana 3500, Savana 4500, Sierra, Sierra 1500, Sierra 2500 HD
GMC Sierra 3500 HD wiper blade sizes by year
This table includes verified GMC Sierra 3500 HD model years available in our database.
| Year | Driver | Passenger | Rear | Connector |
|---|---|---|---|---|
| 2026 | 22" | 22" | Unverified | — |
| 2025 | 22" | 22" | Unverified | 9 X 3 Hook |
| 2024 | 22" | 22" | Unverified | 9 X 3 Hook |
| 2023 | 22" | 22" | Unverified | 9 X 3 Hook |
| 2022 | 22" | 22" | Unverified | 9 X 3 Hook |
| 2021 Current page | 22" | 22" | Unverified | 9 X 3 Hook |
| 2020 | 22" | 22" | Unverified | 9 X 3 Hook |
| 2019 | 22" | 22" | 10" | Push Button (22mm) TruckSbend |
| 2018 | 22" | 22" | Unverified | Push Button (22mm) TruckSbend |
| 2017 | 22" | 22" | Unverified | Push Button (22mm) TruckSbend |
| 2016 | 22" | 22" | Unverified | Push Button (22mm) TruckSbend |
| 2015 | 22" | 22" | Unverified | Push Button (22mm) TruckSbend |
| 2014 | 22" | 22" | Unverified | Pinch Tab |
| 2013 | 22" | 22" | Unverified | Pinch Tab |
| 2012 | 22" | 22" | Unverified | Pinch Tab |
| 2011 | 22" | 22" | Unverified | Pinch Tab |
| 2010 | 22" | 22" | Unverified | Pinch Tab |
2021 sits between 2022 and 2020 in this published Sierra 3500 HD sequence. Same visible pattern: 2026, 2025, 2024, 2023, 2022, 2020, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010. Compare the exact year row before ordering.
Not verified yet
- 2026 GMC Sierra 3500 HD - not linked because this record is needs review.
- 2011 GMC Sierra 3500 HD - not linked because this record is needs review.
Fitment notes
Rear not verified. Do not add a rear blade from this page alone.
When buying replacement blades, match this connector type. Most universal blades include adapters, but confirming your arm style at checkout prevents a return trip.
Retailer fitment tools may use different fitment data. Confirm blade length before ordering.
Vehicle-specific evidence notes
This row uses matching 22" front blades. Check the exact Sierra 3500 HD row.
Unverified; confirm before adding a rear blade.
Source table: 6 checked source rows. Driver: 4 source labels; passenger: 4 source labels.
Connector: 9 X 3 Hook, source-backed.
Before ordering for this 2021 GMC Sierra 3500 HD
- Front pair: Select a 22" driver-side blade and a 22" passenger-side blade.
- Rear blade: Unverified. Do not add a rear blade from this page alone.
- Connector: 9 X 3 Hook. Confirm the selected package includes the matching adapter.
- Source check: Last verified 2026-06-20 from ANCO.
About this data
How we verify fitmentSource-backed. Last verified: 2026-06-20.
This page-specific source pack checked ANCO for the 2021 GMC Sierra 3500 HD. The table lists which checked source contributed driver, passenger, rear, or connector evidence.
- Blade sizes
- Verified
- Rear status
- Unverified
- Connector
- Verified
- Sources
- ANCO
- Cross-checked
- Walmart, WiperSize.com, WiperSizeChart, Rain-X, Trico
- Driver blade: Supported by ANCO, WiperSizeChart, Rain-X, Trico
- Passenger blade: Supported by ANCO, WiperSizeChart, Rain-X, Trico
- Rear blade: Unverified
- Connector / arm: Supported by ANCO, Trico
| Source | Role | Supports | Checked | Link |
|---|---|---|---|---|
| ANCO | Primary fitment reference | Driver, Passenger, Connector | 2026-06-20 | Open source |
| Walmart | Retailer fitment check | Checked only | 2026-06-18 | Open source |
| WiperSize.com | Cross-check source | Checked only | 2026-06-18 | Open source |
| WiperSizeChart | Cross-check source | Driver, Passenger | 2026-06-20 | Open source |
| Rain-X | Cross-check source | Driver, Passenger | 2026-06-18 | Open source |
| Trico | Cross-check source | Driver, Passenger, Connector | 2026-06-19 | Open source |
2021 GMC Sierra 3500 HD wiper blade FAQ
Yes. The source-backed front pair for the 2021 GMC Sierra 3500 HD is 22" on the driver side and 22" on the passenger side. Match the two positions separately in the cart.
Rear not verified. Confirm the rear position on the retailer site or on the vehicle before ordering.
Retailer catalogs can update separately. Confirm the exact 2021 GMC Sierra 3500 HD selector at checkout before you buy.
Replacement paths
These are retailer search paths for your vehicle's wiper blade sizes. Verify final fitment at checkout.
This section may include affiliate or sponsored retailer links. They are purchase paths, not fitment evidence.
Walmart
Compare listings and confirm the listed sizes.
Search 2021 GMC Sierra 3500 HD blades →AutoZone
Use the vehicle selector before checkout.
Search 2021 GMC Sierra 3500 HD blades →Amazon
Check listing fitment notes against the sizes above.
Search 2021 GMC Sierra 3500 HD blades →O'Reilly
Verify connector and blade lengths before ordering.
Search 2021 GMC Sierra 3500 HD blades →Look up another vehicle
Find source-backed wiper blade sizes by exact year, make, and model.