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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
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
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