Cadillac STS-V
Encyclopedia
The Cadillac STS-V was a high-performance executive car
Executive car
Executive car is a British term that refers to a car's size and is used to describe an automobile larger than a large family car. In official use, the term is adopted by EuroNCAP, a European organisation founded to test car safety.- History :...

 of the V-Series
Cadillac V-Series
The Cadillac V-Series is the name of high-performance vehicles tuned by the General Motors Performance Division for the Cadillac division of General Motors. Models in the V-Series include the CTS-V, the STS-V and the Cadillac XLR-V...

 produced in a single generation since 2005 (MY
Model year
The model year of a product is a number used worldwide, but with a high level of prominence in North America, to describe approximately when a product was produced, and indicates the coinciding base specification of that product....

 2006) by Cadillac
Cadillac
Cadillac is an American luxury vehicle marque owned by General Motors . Cadillac vehicles are sold in over 50 countries and territories, but mostly in North America. Cadillac is currently the second oldest American automobile manufacturer behind fellow GM marque Buick and is among the oldest...

.

Introduction

The STS-V premiered with a 0-60 mph acceleration time of 4.8 seconds with roll-out and 5.1 seconds without roll-out. http://www.edmunds.com/insideline/do/Drives/Followup/articleId=108791 The STS-V was introduced at the 2005 Detroit Auto Show. It was available for sale in late 2005.

Specifications

The STS-V sports a supercharged 4.4 L version of the Northstar V8, certified by the SAE to produce 469 hp (350 kW) and 439 lbft. This engine is mated to a driver-adjustable automatic transmission with two shifting modes, larger brakes by Brembo
Brembo
Brembo S.p.A. is a manufacturer of automotive brake systems, especially for high-performance cars and motorcycles. It was established in Bergamo, Italy in 1961. Soon after the company was formed, it specialised in disc brakes, which were exclusively imported from the United Kingdom at the time...

, larger 10 spoke alloy wheels (18"x8.5" front, 19"x9.5" rear), Pirelli
Pirelli
Pirelli & C. SpA is a diverse multinational company based in Milan, Italy. The company, the world’s fifth largest tyre manufacturer, is present in over 160 countries, has 20 manufacturing sites around the world and a network of around 10,000 distributors and retailers.Founded in Milan in 1872,...

 run-flat tires, a faster steering ratio, and a stiffer suspension
Suspension (vehicle)
Suspension is the term given to the system of springs, shock absorbers and linkages that connects a vehicle to its wheels. Suspension systems serve a dual purpose — contributing to the car's roadholding/handling and braking for good active safety and driving pleasure, and keeping vehicle occupants...

 than the standard STS. The engine block and cylinder head
Cylinder head
In an internal combustion engine, the cylinder head sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion chamber. This joint is sealed by a head gasket...

s are aluminum, the camshafts are cast iron
Cast iron
Cast iron is derived from pig iron, and while it usually refers to gray iron, it also identifies a large group of ferrous alloys which solidify with a eutectic. The color of a fractured surface can be used to identify an alloy. White cast iron is named after its white surface when fractured, due...

, and the crankshaft
Crankshaft
The crankshaft, sometimes casually abbreviated to crank, is the part of an engine which translates reciprocating linear piston motion into rotation...

 is forged steel
Steel
Steel is an alloy that consists mostly of iron and has a carbon content between 0.2% and 2.1% by weight, depending on the grade. Carbon is the most common alloying material for iron, but various other alloying elements are used, such as manganese, chromium, vanadium, and tungsten...

. Suspension is fully independent and there are four settings for the traction control system
Traction control system
A traction control system , also known as anti-slip regulation , is typically a secondary function of the anti-lock braking system on production motor vehicles, designed to prevent loss of traction of driven road wheels...

 and stability control.

Engine

  • Displacement
    Engine displacement
    Engine displacement is the volume swept by all the pistons inside the cylinders of an internal combustion engine in a single movement from top dead centre to bottom dead centre . It is commonly specified in cubic centimeters , litres , or cubic inches...

    : 4371 cc (266 in³)
  • Power
    Power (physics)
    In physics, power is the rate at which energy is transferred, used, or transformed. For example, the rate at which a light bulb transforms electrical energy into heat and light is measured in watts—the more wattage, the more power, or equivalently the more electrical energy is used per unit...

    : 469 hp at 6400 rpm (SAE-certified)
  • Torque
    Torque
    Torque, moment or moment of force , is the tendency of a force to rotate an object about an axis, fulcrum, or pivot. Just as a force is a push or a pull, a torque can be thought of as a twist....

    : 439 lbft at 3900 rpm
  • Redline
    Redline
    Redline refers to the maximum engine speed at which an internal combustion engine or traction motor and its components are designed to operate without causing damage to the components themselves or other parts of the engine...

    : 6700 rpm
  • Compression ratio
    Compression ratio
    The 'compression ratio' of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity...

    : 9.0:1
  • Fuel economy
    Fuel economy in automobiles
    Fuel usage in automobiles refers to the fuel efficiency relationship between distance traveled by an automobile and the amount of fuel consumed....

    : EPA
    United States Environmental Protection Agency
    The U.S. Environmental Protection Agency is an agency of the federal government of the United States charged with protecting human health and the environment, by writing and enforcing regulations based on laws passed by Congress...

     est. 16.4 miles per US gallon/17 miles per US gallon (City/highway)

Appearance

The STS-V's primary visual difference from the standard STS was a wire mesh grille and a 'bulging-style' hood.

In addition to the grille, the front differences include the bumper, the fog light and turning signal cluster, and the hood which is slightly domed to fit over the supercharger
Supercharger
A supercharger is an air compressor used for forced induction of an internal combustion engine.The greater mass flow-rate provides more oxygen to support combustion than would be available in a naturally aspirated engine, which allows more fuel to be burned and more work to be done per cycle,...

.

In the rear, the bumper is different from the standard STS
Cadillac STS
The STS is a mid-size luxury sports sedan / executive car manufactured and sold by Cadillac. It is equipped with a six-speed automatic transmission with performance algorithm shifting and driver shift control.- Origins :...

 and includes a wire mesh insert at the bottom which is made of the same mesh material used in the front grille. The rear spoiler is taller and wider, and encompasses the third brake light.

For the interior, the STS-V also has upgraded leather
Leather
Leather is a durable and flexible material created via the tanning of putrescible animal rawhide and skin, primarily cattlehide. It can be produced through different manufacturing processes, ranging from cottage industry to heavy industry.-Forms:...

 and suede
Suede
Suede is a type of leather with a napped finish, commonly used for jackets, shoes, shirts, purses, furniture and other items. The term comes from the French "gants de Suède", which literally means "gloves of Sweden"....

 trim contracted from the German
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 company Dräxlmaier, whose prior credit includes the Maybach 57/62. Interior color choices were Ebony and Gray, both of which are offered on the standard STS as well, and a two-tone Ebony/Tango Red scheme which was unique to the STS-V.

Production

Annual changes
Model yearMSRPCurb weight
Curb weight
Curb weight or kerb weight is the total weight of a vehicle with standard equipment, all necessary operating consumables , a full tank of fuel, while not loaded with either passengers or cargo.This definition may differ from definitions used by governmental regulatory agencies or other...

2006 $77,090 4343 lb (1,970 kg)
2007 $77,715 4295 lb (1,948.2 kg)
2008 $78,775 4233 lb (1,920.1 kg)
2009 $79,465 4233 lb (1,920.1 kg)
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