The Lexus GS 430 was a standout in the executive sedan segment, blending luxury with robust performance during its production from 2002 to 2007.
Powered by a 4.3L V8 engine, the GS 430 delivered between 290 and 300 horsepower and 319 to 325 lb-ft of torque, depending on the model year.
It featured a rear-wheel-drive (RWD) layout and offered 5-speed and 6-speed automatic transmissions with overdrive.
This generation marked a significant step in Lexus's performance lineup, offering a refined yet powerful driving experience that competed with European rivals.
Scroll down to see the detailed horsepower and torque data below.
Check out the Horsepower And Torque specifications for other makes and models.
Third Generation: 2005-2010
The third-generation Lexus GS 430 (2005–2010) featured a 4.3-liter 3UZ-FE V8 engine producing up to 300 hp and 325 lb-ft of torque, paired with a six-speed automatic transmission and rear-wheel drive.
A key innovation was the introduction of the GS 450h hybrid, combining a 3.5-liter V6 with electric motors for a total output of 339 hp, making it the first mass-production rear-wheel-drive luxury hybrid.
This generation also debuted Lexus's L-finesse design philosophy and advanced drivetrain technologies like the Vehicle Dynamics Integrated Management (VDIM) system on higher trims.
2007 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 290 horsepower and 319 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 6-speed automatic transmission with overdrive.
2007 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 6 Spd Auto w/OD | RWD |
290 hp @ 5,600 rpm |
319 ft-lbs @ 3,400 rpm |
2006 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 300 horsepower and 325 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 6-speed automatic transmission with overdrive.
2006 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 6 Spd Auto w/OD | RWD |
300 hp @ 5,600 rpm |
325 ft-lbs @ 3,400 rpm |
2005 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 300 horsepower and 325 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 5-speed automatic transmission with overdrive.
2005 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 5 Spd Auto w/OD | RWD |
300 hp @ 5,600 rpm |
325 ft-lbs @ 3,400 rpm |
Second Generation: 1997-2004
The second-generation Lexus GS introduced a range of performance-focused advancements, including the 4.3L 1UZ-FE V8 engine in the GS 430, delivering 300 hp and 325 lb-ft of torque.
Paired with a 5-speed automatic transmission with overdrive and rear-wheel drive, this setup enabled a 0–60 mph time of 5.7 seconds.
Notably, the GS 430 featured steering wheel-mounted shift buttons, emphasizing its performance-oriented design.
2004 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 300 horsepower and 325 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 5-speed automatic transmission with overdrive.
2004 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 5 Spd Auto w/OD | RWD |
300 hp @ 5,600 rpm |
325 ft-lbs @ 3,400 rpm |
2003 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 300 horsepower and 325 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 5-speed automatic transmission with overdrive.
2003 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 5 Spd Auto w/OD | RWD |
300 hp @ 5,600 rpm |
325 ft-lbs @ 3,400 rpm |
2002 Lexus GS 430 Horsepower And Torque
The Lexus GS 430 is equipped with a 4.3L V8 engine producing 300 horsepower and 325 lb-ft of torque.
It features a rear-wheel drive configuration and is paired with a 5-speed automatic transmission with overdrive.
2002 Lexus GS 430 Horsepower And Torque
| Trim |
Engine | Transmission | Drivetrain |
Horsepower @ RPM |
Torque @ RPM |
| Base Sedan |
4.3L | V8 | 5 Spd Auto w/OD | RWD |
300 hp @ 5,600 rpm |
325 ft-lbs @ 3,400 rpm |
Lexus GS 430 Horsepower Data Brought To You By AutoPadre
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