Research 2000 Buick Regal specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

LS 4dr Sedan LS


Disc - Front (Yes or ) Yes
Brake Type Power
Rear Brake Rotor Diam x Thickness (in) 10.9 x 0.4
Front Brake Rotor Diam x Thickness (in) 10.8 x 1.3
Drum - Rear (Yes or )
Rear Drum Diam x Width (in)
Disc - Rear (Yes or ) Yes
Brake ABS System 4 Wheel

Cargo Area Dimensions

Trunk Volume (ft³) 16.7

Cooling System

Total Cooling System Capacity (qts) 10.2


Cold Cranking Amps @ 0° F (Primary) 690
Maximum Alternator Capacity (amps) 102


Fuel System SFI
SAE Net Torque @ RPM 225 @ 4000
Engine Order Code L36
Engine Type Gas V6
Displacement 3.8L/231
SAE Net Horsepower @ RPM 200 @ 5200

Exterior Dimensions

Liftover Height (in) 29.8
Track Width, Rear (in) 61.3
Track Width, Front (in) 62.0
Height, Overall (in) 56.6
Width, Max w/o mirrors (in) 72.7
Length, Overall (in) 196.2
Wheelbase (in) 109.0
Min Ground Clearance (in) 5.7

Fuel Tank

Fuel Tank Capacity, Approx (gal) 17.5

Interior Dimensions

Front Shoulder Room (in) 58.0
Front Leg Room (in) 42.4
Front Head Room (in) 39.4
Second Leg Room (in) 36.9
Second Shoulder Room (in) 57.1
Second Hip Room (in) 53.3
Front Hip Room (in) 54.4
Passenger Capacity 6
Passenger Volume (ft³) 101.8
Second Head Room (in) 37.4


EPA Fuel Economy Est - Hwy (MPG) 29
EPA Fuel Economy Est - City (MPG) 20


Lock to Lock Turns (Steering) 2.76
Turning Diameter - Curb to Curb (ft) 37.5
Turning Diameter - Wall to Wall (ft) - TBD -
Steering Type Variable-Effort Pwr
Steering Ratio (:1), Overall 15.2


Vehicle Name Buick Regal
Body Style 4 Door Sedan LS
Vehicle Name Buick Regal


Suspension Type - Front Independent
Suspension Type - Front (Cont.) Sport
Suspension Type - Rear (Cont.) Sport
Shock Absorber Diameter - Front (mm) 32
Shock Absorber Diameter - Rear (mm) 32
Stabilizer Bar Diameter - Front (in) 1.18
Stabilizer Bar Diameter - Rear (in) 0.68
Stabilizer Bar Diameter - Rear (in) 0.55
Suspension Type - Rear Independent


Spare Tire Order Code
Front Tire Order Code QNX
Front Tire Order Code
Rear Tire Order Code QNX
Rear Tire Order Code
Front Tire Size P225/60R16
Front Tire Size P215/70R15
Rear Tire Size P225/60R16
Rear Tire Size P215/70R15
Spare Tire Size T125/70D15


Wt Distributing Hitch - Max Tongue Wt. (lbs)
Dead Weight Hitch - Max Trailer Wt. (lbs) 1000
Dead Weight Hitch - Max Tongue Wt. (lbs) 100
Wt Distributing Hitch - Max Trailer Wt. (lbs)


Seventh Gear Ratio (:1)
Final Drive Axle Ratio (:1) 3.05
Clutch Size (in)
Reverse Ratio (:1) 2.39
Sixth Gear Ratio (:1)
Fifth Gear Ratio (:1)
Fourth Gear Ratio (:1) 0.71
Third Gear Ratio (:1) 1.00
Second Gear Ratio (:1) 1.57
First Gear Ratio (:1) 2.92
Trans Description Cont. Again Electronic
Trans Description Cont. Automatic w/OD,
Trans Type 4
Trans Order Code
Drivetrain Front Wheel Drive


EPA Classification Mid-Size

Weight Information

Base Curb Weight (lbs) 3439


Spare Wheel Size (in) 15 x 4.0
Rear Wheel Size (in) 15 x 6
Rear Wheel Size (in) 16 x 6.5
Front Wheel Size (in) 15 x 6
Front Wheel Size (in) 16 x 6.5
Rear Wheel Material Aluminum
Rear Wheel Material Chrome
Rear Wheel Material Steel
Spare Wheel Material Steel
Front Wheel Material Chrome
Front Wheel Material Steel
Front Wheel Material Aluminum