Audi Audi Q7 2005-2015 Drivetrain Specifications
Detailed technical specifications and documentation for the 2005-2015 Audi Q7 drivetrain system, including engine, transmission, transfer case, differentials, and quattro all-wheel-drive components.
Overview Specifications
Comprehensive description of the drivetrain specifications for the 2005-2015 Audi Q7, including key features, measurements, and technical details. This section covers the engine, transmission, differential, and all-wheel-drive system, providing detailed insights into the vehicle's performance and capabilities.
How to Use
Use the search function to locate specific drivetrain components or specifications by entering keywords such as 'transmission type', 'torque split', or 'gear ratios'.
Navigate through the drivetrain documentation by selecting the desired section from the table of contents. Each section is organized into subsections for easy access to detailed information.
Key Specifications
Engine Power (3.0L TFSI)
333 hp @ 5500-6500 rpm
Transmission Type
8-Speed Tiptronic Automatic
Torque Split (Quattro)
40:60 (front:rear)
Final Drive Ratio
3.09:1
Driveshaft Length
72.8 inches (1850 mm)
Available Specifications
Engine Specifications
This section provides detailed information about the engine configurations available in the 2005-2015 Audi Q7, including displacement, power output, and torque.
Engine Specifications
This section provides detailed information about the engine configurations available in the 2005-2015 Audi Q7, including displacement, power output, and torque.
3.0L TFSI V6 Engine
- Displacement: 2995 cc
- Power Output: 333 hp @ 5500-6500 rpm
- Torque: 325 lb-ft @ 2900-5300 rpm
- Compression Ratio: 10.8:1
- Fuel System: Direct Injection
4.2L FSI V8 Engine
- Displacement: 4163 cc
- Power Output: 350 hp @ 6800 rpm
- Torque: 325 lb-ft @ 3500 rpm
- Compression Ratio: 12.5:1
- Fuel System: Direct Injection
Note: The 4.2L FSI V8 engine was available in select models and years.
Transmission System
Details about the transmission system, including gear ratios, shift patterns, and technical specifications.
Transmission System
Details about the transmission system, including gear ratios, shift patterns, and technical specifications.
8-Speed Tiptronic Automatic Transmission
- Gear Ratios: 1st: 4.71, 2nd: 3.14, 3rd: 2.11, 4th: 1.67, 5th: 1.29, 6th: 1.00, 7th: 0.84, 8th: 0.67
- Final Drive Ratio: 3.09:1
- Shift Pattern: P-R-N-D-S
- Transmission Weight: 187 lbs (85 kg)
Manual Shift Mode
- Activation: Via steering wheel paddles or gear lever
- Response Time: 200 ms
- Rev-Matching: Not available
- Upshift Protection: Enabled at redline
All-Wheel-Drive System
Technical details about the Quattro all-wheel-drive system, including torque distribution and differential specifications.
All-Wheel-Drive System
Technical details about the Quattro all-wheel-drive system, including torque distribution and differential specifications.
Quattro AWD System
- Torque Split: 40:60 (front:rear)
- Center Differential: Torsen Type
- Maximum Torque Capacity: 738 lb-ft
- System Weight: 198 lbs (90 kg)
Rear Differential
- Type: Open Differential
- Locking Mechanism: Electronic Brake-Based
- Maximum Torque Transfer: 1500 Nm
- Cooling: Integrated Oil Cooler
Note: The rear differential is designed for optimal traction and stability in various driving conditions.
Drivetrain Components
Information about key drivetrain components, including driveshafts, axles, and transfer cases.
Drivetrain Components
Information about key drivetrain components, including driveshafts, axles, and transfer cases.
Driveshaft Specifications
- Material: High-Strength Steel
- Length: 72.8 inches (1850 mm)
- Diameter: 3.15 inches (80 mm)
- Weight: 22 lbs (10 kg)
Front Axle
- Type: Independent Double Wishbone
- Axle Shaft Diameter: 1.57 inches (40 mm)
- CV Joint Type: Rzeppa
- Maximum Angle: 47 degrees
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Component Specifications
Transmission
- Type
- Tiptronic 8-speed automatic
- Gear Ratios
- 1st: 4.714:12nd: 3.143:13rd: 2.106:14th: 1.667:15th: 1.285:16th: 1.000:17th: 0.839:18th: 0.667:1Reverse: 3.317:1
- Fluid Capacity
- 9.5 liters
- Fluid Type
- Audi Genuine ATF
- Part Number
- G 055 025 A2
- Operational Temperature Range
- -40°C to 150°C
- Torque Converter Lockup Speed
- 1800 rpm
Transfer Case
- Type
- Quattro all-wheel drive with Torsen differential
- Gear Ratio
- 40:60 front-to-rear torque split
- Fluid Capacity
- 1.2 liters
- Fluid Type
- Synthetic gear oil SAE 75W-90
- Part Number
- G 052 145 S2
- Operational Temperature Range
- -40°C to 120°C
Differentials
- Front Differential
- Type: Open differentialGear Ratio: 3.73:1Fluid Capacity: 1.8 litersFluid Type: Synthetic gear oil SAE 75W-90Part Number: G 052 145 S2
- Rear Differential
- Type: Open differentialGear Ratio: 3.73:1Fluid Capacity: 1.8 litersFluid Type: Synthetic gear oil SAE 75W-90Part Number: G 052 145 S2
Driveshaft
- Material
- High-strength steel
- Length
- 1.5 meters
- Diameter
- 80 mm
- Operational Speed Limit
- 6000 rpm
- Balance Tolerance
- ±5 grams
Axles
- Front Axle
- Type: Independent double wishboneCv Joint Type: Constant velocity jointPart Number: 8E0 498 099 AOperational Angle Limit: 45 degrees
- Rear Axle
- Type: Independent multi-linkCv Joint Type: Constant velocity jointPart Number: 8E0 498 099 BOperational Angle Limit: 45 degrees
Clutch
- Type
- Hydraulic dual-mass flywheel
- Material
- Ceramic composite
- Diameter
- 240 mm
- Operational Temperature Range
- -20°C to 300°C
- Part Number
- 4F0 141 025 C
Propeller Shaft
- Material
- Aluminum alloy
- Length
- 1.2 meters
- Diameter
- 70 mm
- Operational Speed Limit
- 5000 rpm
- Balance Tolerance
- ±3 grams
Wheel Bearings
- Front Wheel Bearing
- Type: Sealed roller bearingPart Number: 4F0 498 625 ALoad Capacity: 1500 kgOperational Temperature Range: -40°C to 120°C
- Rear Wheel Bearing
- Type: Sealed roller bearingPart Number: 4F0 498 625 BLoad Capacity: 1500 kgOperational Temperature Range: -40°C to 120°C
Suspension
- Front Suspension
- Type: Double wishbone with air suspensionSpring Rate: 25 N/mmShock ABSorber Type: Gas-filledPart Number: 4L0 412 031 A
- Rear Suspension
- Type: Multi-link with air suspensionSpring Rate: 22 N/mmShock ABSorber Type: Gas-filledPart Number: 4L0 512 031 B
Brakes
- Front Brakes
- Type: Ventilated discDiameter: 345 mmThickness: 30 mmPad Material: Ceramic compositePart Number: 4F0 615 301 A
- Rear Brakes
- Type: Ventilated discDiameter: 330 mmThickness: 22 mmPad Material: Ceramic compositePart Number: 4F0 615 301 B
Service Information Service
Detailed service requirements and schedules for the Audi Q7 drivetrain
- Check transmission fluid level
- Inspect driveshaft for wear
- Check differential fluid level
Ensure all fluids are at proper levels and replace if necessary
- Replace transmission fluid
- Inspect CV joints for wear
- Check wheel bearings for play
Use only Audi Genuine fluids and parts
- Replace differential fluid
- Inspect suspension components
- Check brake pads and rotors
Perform a full drivetrain inspection and replace worn components
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 What type of drivetrain does the 2005-2015 Audi Q7 use?
What type of drivetrain does the 2005-2015 Audi Q7 use?
The 2005-2015 Audi Q7 is equipped with a quattro all-wheel-drive (AWD) system. This system uses a Torsen (Torque-Sensing) center differential to distribute torque between the front and rear axles, with a default 40:60 front-to-rear torque split. The system can dynamically adjust torque distribution based on driving conditions.
Q2 What is the maximum torque capacity of the Audi Q7's drivetrain?
What is the maximum torque capacity of the Audi Q7's drivetrain?
The drivetrain in the Audi Q7 is designed to handle up to 600 Nm (442 lb-ft) of torque, depending on the engine variant. For example, the 4.2L V8 TDI engine produces up to 850 Nm (627 lb-ft) of torque, but the drivetrain components are reinforced to accommodate this higher output.
Q3 How often should the drivetrain fluid be replaced?
How often should the drivetrain fluid be replaced?
Audi recommends replacing the drivetrain fluids, including the differential and transfer case oils, every 60,000 miles (96,000 km) or 6 years, whichever comes first. Use only Audi-approved fluids, such as G 052 145 S2 for the differential and G 055 145 A2 for the transfer case.
Q4 What are the signs of drivetrain issues in the Audi Q7?
What are the signs of drivetrain issues in the Audi Q7?
Common signs of drivetrain issues include unusual noises (e.g., clunking or whining during acceleration), vibrations at high speeds, difficulty shifting, or a burning smell from the drivetrain components. If any of these symptoms occur, it is recommended to have the vehicle inspected by a certified Audi technician.
Q5 Can the Audi Q7's drivetrain handle off-road conditions?
Can the Audi Q7's drivetrain handle off-road conditions?
Yes, the Audi Q7's quattro AWD system is capable of handling light off-road conditions. The system includes features like hill descent control and an adjustable air suspension (optional) to improve off-road capability. However, the Q7 is not designed for extreme off-roading due to its unibody construction and lack of low-range gearing.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Audi Q7 Drivetrain Maintenance Guide
Coming SoonA detailed guide on maintaining the quattro AWD system, including fluid replacement intervals and inspection procedures.
Audi Genuine Parts Catalog
Coming SoonAccess the official Audi parts catalog to find genuine drivetrain components for the 2005-2015 Q7.
Audi Q7 Technical Service Bulletins
Coming SoonA collection of technical service bulletins (TSBs) related to the drivetrain, addressing common issues and solutions.
Audi quattro AWD System Overview
Coming SoonAn in-depth explanation of the quattro AWD system, including its operation and benefits for the Audi Q7.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
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