2021 Hyundai Sonata Specs & Parts
Full specifications for the 2021 Hyundai Sonata — dimensions, weight, and body data from NHTSA — plus how to find parts for your exact car by VIN.
The 2021 Hyundai Sonata measures 4900 mm long with a 2840 mm wheelbase, 1860 mm wide, and 1450 mm tall, and weighs 1527 kg (NHTSA). NHTSA lists 4 safety recalls for the 2021 Hyundai Sonata, most often for the fuel system, gasoline (2); the most recent is campaign 25V796000 (2025-11-18) on the fuel system, gasoline. The catalogue lists 10 engine variants for the 2021 model year, from 1.6 L to 2.5 L. VinSnap holds catalogue part numbers for 8 of 15 common parts on the 1.6 L petrol, 4-cyl, 180 hp engine, for example brake pads BREMBO P 30 138, brake rotors ZIMMERMANN 320.3814.20 and engine air filter K&N Filters 33-5108. Hyundai’s maintenance schedule lists the cabin air filter every 7,500 mi, oil filter every 7,500 mi and engine air filter every 22,500 mi.
Last updated: · Source: NHTSA vPIC
2021 Hyundai Sonata at a glance
| NHTSA safety recalls | 4 |
|---|---|
| Latest recall | 25V796000 (2025-11-18), fuel system, gasoline |
| Most-recalled systems | fuel system, gasoline (2) |
| Engine variants (parts catalogue) | 10, from 1.6 L to 2.5 L |
| Parts with catalogued numbers | 8 of 15 |
| OEM service intervals on file | cabin air filter: every 7,500 mi; oil filter: every 7,500 mi; engine air filter: every 22,500 mi; spark plugs: every 97,500 mi |
Sources: NHTSA recalls, aftermarket parts catalogue, manufacturer maintenance schedule.
2021 Hyundai Sonata specifications
| Specification | Value |
|---|---|
| Make | Hyundai |
| Model | Sonata |
| Model Year | 2021 |
| Overall Length (mm) | 4900 |
| Overall Width (mm) | 1860 |
| Overall Height (mm) | 1450 |
| Wheelbase (mm) | 2840 |
| Curb Weight (kg) | 1527 |
| Front Bumper to Windshield Base (mm) | 1350 |
| Side Glass Height (mm) | 360 |
| Side Glass Base to Rocker Panel (mm) | 810 |
| Roof Width Between Side Rails (mm) | 1120 |
| Front Overhang (mm) | 950 |
| Rear Overhang (mm) | 1120 |
| Front Track Width (mm) | 1620 |
| Rear Track Width (mm) | 1630 |
| Weight Distribution, Front/Rear (%) | 60/40 |
| Models Hyundai offered in 2021 | 15 |
Source: NHTSA vPIC / Canadian Vehicle Specifications database. Linear dimensions in mm; weight in kg. Your exact build may vary by trim and options — decode your VIN to confirm.
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Decode my VIN →Frequently asked questions
What are the dimensions of the 2021 Hyundai Sonata?
The 2021 Hyundai Sonata measures 4900 mm long, 1860 mm wide, and 1450 mm tall, with a 2840 mm wheelbase and a 1527 kg curb weight, per the NHTSA Canadian Vehicle Specifications database. Trim and body style can change these figures.
Does the 2021 Hyundai Sonata have any recalls?
Yes. NHTSA lists 4 safety recalls for the 2021 Hyundai Sonata, most often for the fuel system, gasoline (2); the most recent is campaign 25V796000 (2025-11-18) on the fuel system, gasoline. Recall repairs are free at a franchised Hyundai dealer, and a VIN check shows which campaigns apply to a specific vehicle.
What engines were available in the 2021 Hyundai Sonata?
The catalogue lists 10 engine variants for the 2021 Sonata across all markets; the petrol, hybrid and electric ones are 2.0 L 160 hp petrol, 2.5 L 179 hp petrol, 2.0 L 150 hp petrol, 1.6 L 182 hp petrol, 2.5 L 290 hp petrol, 1.6 L 180 hp petrol and 2 more. 2 variants are not confirmed for US-market models. A VIN lookup resolves the exact engine and trim.
How do I find the right parts for a 2021 Hyundai Sonata?
Start from the engine, because it decides most fitment. For the 1.6 L petrol, 4-cyl, 180 hp engine, the catalogue lists brake pads BREMBO P 30 138, brake rotors ZIMMERMANN 320.3814.20, engine air filter K&N Filters 33-5108 and cabin air filter K&N Filters VF2085; other engines can need different numbers. A VIN lookup resolves the exact engine and trim.
Where is the VIN on a 2021 Hyundai Sonata?
The 17-character VIN is on the driver-side dashboard (visible through the windshield at its base), on the sticker in the driver’s door jamb, and on the registration and insurance documents.
Common parts for this 2021 Hyundai Sonata
Fitment guidance and VIN-based parts search for the 2021 Hyundai Sonata:
Safety recalls for the 2021 Hyundai Sonata
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