2003 Lexus GS 430 - Specs

Engine	2003 Lexus GS 430
Designation	1UZ-FE
Type	Four Cam, 32 valve V8 with VVT-i
Displacement	4.3 liter 4,293 cc (261.9 cu. in.)
Bore x Stroke (mm / in.)	91 x 82.5 / 3.6 x 3.3
Compression Ratio	10.5:1
Horsepower (SAE)	300hp @ 5,600 rpm
Torque (SAE)	325lb-ft @ 3,400 rpm
Oil Capacity (liters / quarts, without oil filter)	6.0 L / 6.3 qts.
Oil Type	SH 5W-30
Cooling System Capacity (liters / qts.)	11.0 L / 11.6 qt.
Emission Rating	ULEV

Drivetrain	2003 Lexus GS 430
Layout	Front engine, rear wheel drive (FR)
Transmission	5-speed electronically controlled automatic with intelligence (ECT-i), grade logic, and Power, Normal and Snow modes
Transmission Type	A650E
Gear ratios ( :1)
1st	3.357
2nd	2.180
3rd	1.424
4th	1.000
5th	0.753
Reverse	3.431
Differential Ratio	3.266

Suspension & Steering		2003 Lexus GS 430
Suspension Type		Four-wheel independent double wishbone suspension
Suspension	Front	Coil springs, gas-filled shock absorbers with rebound springs, high-mount upper arm, stabilizer bar
	Rear	Coil springs, gas-filled shock absorbers, stabilizer bar, strut rod
Steering Type		Vehicle-speed sensing progressive power rack and pinion
Overall Steering Ratio		17.2
Turning Circle (ft.)		37.1
Turns, Lock to Lock		3.38

Brakes		2003 Lexus GS 430
Type		Four-wheel power assisted disc brakes, ventilated front, solid rear, with Anti-lock Braking System (ABS) and Brake Assist (BA)
Disc Diameter (inches)	Front	11.57
	Rear	12.01
Anti-lock Braking System		4 sensor, 4 channel (integrated with VSC)
Parking Brake		Drum

Wheels and Tires		2003 Lexus GS 430
Wheels	Wheel size	16x7.5 JJ
	Optional wheel size	17x8.0 JJ
	Type and Material	Aluminum alloy
	Optional Wheel Type	Chrome
Tires	Tire size (summer tire)	225/55R16 V-rated Michelin Pilot HX MXM
	All-Season optional tire	225/55R16 V-rated Goodyear Eagle GT+4
	Tire size (optional)	235/45R17 Z-rated Bridgestone Potenza RE 030
Spare		Full-size alloy wheel with appropriate tire

Electrical	2003 Lexus GS 430
Alternator (ampere)	80
Battery capacity (ampere hour)	55
Starter (kW)	1.4

Exterior Dimensions (in.)		2003 Lexus GS 430
Wheelbase		110.2
Overall length		189.2
Overall width		70.9
Overall height (Unloaded)		56.7
Track width	Front	60.4
	Rear	59.4
Minimum ground clearance		5.3
Coefficient of Drag (Cd)		0.29

Interior Dimensions (in.)		Front	Rear
Seating Capacity		5
Head room	without moonroof	39.0	37.4
	with moonroof	37.6	36.4
Legroom		44.5	34.3
Shoulder Room		57.7	56.6
Hip Room		55.0	56.1
EPA Passenger Volume (cu. ft.)		100.0
EPA Trunk/Cargo Index (cu. ft.)		14.8

Vehicle Weight	2003 Lexus GS 430
Curb Weight (lbs.)	3,715
Shipping Weight (lbs.)	3,605
GVWR (lbs.)	4,716
Weight Distribution, F / R (%)	53.7 / 46.3

EPA Fuel Economy (MPG)	2003 Lexus GS 430
Mileage	18 / 23
Fuel Requirement (min.)	91 Octane (R+M) € 2, Premium Unleaded
Tank Capacity (liters / gal.)	75 L / 19.8 gal.

Performance (TMC figures)	2003 Lexus GS 430
0-60 mph acceleration, seconds	5.8 - TMC figure
1/4 mile acceleration, seconds	14.3 - TMC figure
Top track speed, mph	149 - electronically limited
Redline/maximum rpm	6,350