2003 Buick Regal Dimensions, Sizes & Specifications
Based on 2 trims — exact values when identical, ranges when trims differ. Generation: Fourth generation.
- Length196.2 in
- Width72.7 in
- Height56.6 in
- Wheelbase109.0 in
- Curb weight3,461 lb – 3,538 lb
- Length196.2 in
- Height56.6 in
- Wheelbase109.0 in
- Curb weight3,461 lb – 3,538 lb
- Width72.7 in
Proportional exterior silhouette from catalog length, width and height. The explorer below is a systems map — different purpose, not a second silhouette.
Explore your 2003 Buick Regal
Interactive systems diagram for this model year — measure, check fitment, and open the matching SpecSizes tools. Schematic only; not photorealistic body styling.
- Dimensions
- Wheels
- Tires
- Wipers
- Battery
- Oil
- Interior
Available for this vehicle
- Dimensions
- Wheels
- Tires
- Wipers
- Battery
- Oil
- Interior
Select a system below or on the diagram. This schematic marks measurement areas — it is not body-accurate styling.
Catalog summaries
Exterior: 196.2 in · 72.7 in · 56.6 in. Full dimensions
Wheels: bolt pattern 5x115, bore 70.3 mm. Wheel sizes
Tires: P225/60SR16.0 BSW touring AS, P215/70SR15.0 BSW AS, 215/70R15, 225/60R16. Tire sizes
What do you want to check?
- Compare this vehicleSize vs a competitor
- See size by yearModel history & chart
- Will it fit in my garage?Door & bay clearance calculator
- Find cars similar in sizeExterior length, width & height neighbors
- Browse cars by sizeReverse-search by length, width & height
- Check tire sizeOEM tire sizes
- Check wiper sizeBlade lengths
- Check battery sizeGroup size
- Check oil capacityCapacity & viscosity
- Check wheel sizeBolt pattern, bore, offset
- Wheel fitment & interchangeCompare donor or custom wheels
Exterior dimensions
| Length | 196.2 in |
|---|---|
| Width | 72.7 in |
| Height | 56.6 in |
| Wheelbase | 109.0 in |
Interior dimensions
| Front headroom | 39.4 in |
|---|---|
| Rear headroom | 37.4 in |
| Front legroom | 42.4 in |
| Rear legroom | 36.9 in |
| Front shoulder room | 58.0 in |
| Rear shoulder room | 57.1 in |
| Front hip room | 54.4 in |
| Rear hip room | 53.3 in |
| Passenger volume | 102.0 cu ft |
| Luggage volume | 16.7 cu ft |
Weight & capacities
| Curb weight | 3,461 lb – 3,538 lb |
|---|---|
| Fuel tank | 17.0 gal |
| Max towing capacity | 1,000 lb |
Engine
| Torque | 225 – 280 lb-ft |
|---|
Torque shown in lb-ft as stored in the catalog.
Wheels, tires & maintenance sizes
Tire sizes Full tire size page → · Wheel fitment →
- P225/60SR16.0 BSW touring AS
- P215/70SR15.0 BSW AS
- 215/70R15
- 225/60R16
Wiper sizes Full wiper size page →
- Driver22"
- Passenger22"
Battery group size Full battery size page →
- 34/78-4
- 75FT-3
- 78-AGM
Oil capacity Full oil capacity page →
- 5W-304.5 qt
- 5W-304.5 qt
Trim-by-trim dimensions (2 trims)
| Trim | Length | Width | Height | Wheelbase | Clearance | Curb wt |
|---|---|---|---|---|---|---|
| GS 4dr Sedan | 196.2 | 72.7 | 56.6 | 109.0 | — | 3538 |
| LS 4dr Sedan | 196.2 | 72.7 | 56.6 | 109.0 | — | 3461 |
Values in inches / pounds as stored. Ranges above reflect trim variation.
Same generation (Fourth generation): years 1999–2004. View model overview