Audi Audi S5 2007-2016

Audi Audi S5 2007-2016 AL450 Transmission Specifications

Comprehensive technical specifications for the AL450 transmission system used in the 2007-2016 Audi S5. This document covers detailed transmission parameters, including gear ratios, torque capacity, fluid specifications, and maintenance intervals. It also includes diagnostic codes, repair procedures, and performance tuning recommendations specific to the AL450 transmission.

Updated Oct 24, 2023

Overview Specifications

Comprehensive description of the al450-transmission specifications for the 2007-2016 Audi S5, including key features, measurements, and technical details

How to Use

Use the search function to locate specific al450-transmission specifications by entering keywords such as 'torque capacity', 'gear ratios', or 'fluid capacity'.

Navigate through the documentation by selecting the desired section from the table of contents or using the sidebar menu to jump to specific subsections.

Key Specifications

Transmission Type

7-speed DSG

Torque Capacity

550 Nm (405 lb-ft)

Fluid Capacity

7.2 liters (7.6 quarts)

Weight (Dry)

92 kg (202.8 lbs)

Gear Ratios

3.92:1 (1st) to 1.00:1 (5th)

Available Specifications

Transmission Design and Layout

Detailed information about the design, layout, and key components of the al450-transmission

Transmission Type and Configuration

7-speed dual-clutch automatic transmission (DSG)
Longitudinal mounting for Audi S5's quattro all-wheel-drive system
Wet clutch system for improved durability and heat dissipation
Integrated mechatronic unit for precise gear shifting

Material and Construction

Aluminum alloy housing for reduced weight
High-strength steel gears for durability
Sealed unit with integrated cooling system
Compact design for optimal packaging in the Audi S5 chassis

Note: The aluminum housing contributes to a weight reduction of approximately 15% compared to traditional designs.

Performance Specifications

Technical details about the performance capabilities of the al450-transmission

Torque and Power Handling

Maximum torque capacity: 550 Nm (405 lb-ft)
Designed to handle up to 450 hp engine output
Optimized for high-performance driving conditions
Supports launch control functionality

Gear Ratios

1st gear ratio: 3.92:1
2nd gear ratio: 2.43:1
3rd gear ratio: 1.62:1
4th gear ratio: 1.21:1
5th gear ratio: 1.00:1

Note: The close-ratio gearbox ensures smooth power delivery and optimal acceleration.

Maintenance and Fluid Specifications

Guidelines and specifications for maintaining the al450-transmission

Fluid Capacity and Type

Transmission fluid capacity: 7.2 liters (7.6 quarts)
Recommended fluid: Audi Genuine DSG Fluid (G 052 529 A2)
Fluid change interval: Every 60,000 miles or 6 years
Fluid operating temperature range: -40°C to 150°C (-40°F to 302°F)

Service and Inspection

Regular inspection of the mechatronic unit required
Check for fluid leaks and contamination
Monitor clutch wear using diagnostic tools
Ensure proper software updates for optimal performance

Note: Use only Audi-approved diagnostic tools for software updates and troubleshooting.

Dimensions and Weight

Physical specifications of the al450-transmission

Dimensions

Length: 720 mm (28.35 in)
Width: 540 mm (21.26 in)
Height: 380 mm (14.96 in)
Mounting bolt pattern: 6 x M10 bolts

Weight

Dry weight: 92 kg (202.8 lbs)
Wet weight (with fluid): 98 kg (216 lbs)
Weight distribution optimized for quattro system

Note: The lightweight design contributes to improved fuel efficiency and handling.

Search Specifications

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Transmission Specifications

General information

Transmission Type: 7-speed dual-clutch automatic (S tronic)

Model Code: AL450

Manufacturer: Audi AG

Applicable Models

2007-2016 Audi S5

Part Number: 0B5927156A

Weight: 94.8 kg (209 lbs)

Fluid Type: Audi Genuine Dual Clutch Transmission Fluid (G 052 529 A2)

Gear Ratios

1st Gear: 3.78:1

2nd Gear: 2.27:1

3rd Gear: 1.53:1

4th Gear: 1.16:1

5th Gear: 0.91:1

6th Gear: 0.72:1

7th Gear: 0.58:1

Reverse Gear: 3.72:1

Final Drive Ratio: 3.68:1

Performance Parameters

Maximum Torque: 550 Nm (405.7 lb-ft)

Maximum input Speed: 8000 rpm

Shift Time: 200 milliseconds

Operating Temperature Range: -40°C to 150°C (-40°F to 302°F)

Maximum Vehicle Speed: 250 km/h (155 mph) (electronically limited)

Fluid Specifications

Fluid Capacity: 7.2 liters (7.6 quarts)

Fluid Change interval: 60,000 miles or 6 years

Fluid Viscosity: SAE 75W-90

Fluid Specification: G 052 529 A2

Fluid Fill Procedure: Requires VAS 6262 filling tool for proper fluid level adjustment

Clutch System

Clutch Type: Dual wet multi-plate clutch

Clutch Pack Count: 2

Clutch Material: Sintered metal

Clutch Actuation: Electro-hydraulic

Clutch Wear Limit: 0.5 mm (0.02 in) minimum thickness

Control System

Control Module: Mechatronic unit (integrated)

Control Module Part Number: 0B5927156B

Sensors

Input speed sensor
Output speed sensor
Temperature sensor
Pressure sensor

Diagnostic interface: OBD-II compliant

Software Version: 8K0927156H

Maintenance Specifications

Filter Replacement interval: Every 60,000 miles or 6 years

Filter Part Number: 0B5325325A

Seal Kit Part Number: 0B5325325B

Torque Converter Drain Interval: Not applicable (sealed unit)

inspection Intervals

Check for leaks every 10,000 miles
Inspect mounts and linkages every 30,000 miles
Verify software updates during routine service

Diagnostic Specifications

Fault Codes

P0700
P0715
P0720
P0730
P0741

Diagnostic Tools

VAS 5054A
ODIS (Offboard Diagnostic Information System)

Common Issues

Delayed shifting
Transmission overheating
Mechatronic unit failure
Clutch slippage

Diagnostic Procedures

Perform basic settings adaptation
Check fluid level and condition
Inspect wiring harness and connectors

Tolerances And Limits

Gear Mesh Tolerance: 0.05 mm (0.002 in)

Shaft End Play: 0.1 mm (0.004 in)

Clutch Clearance: 1.2 mm (0.047 in)

Fluid Pressure Range: 8-12 bar (116-174 psi)

Temperature Warning Threshold: 140°C (284°F)

Safety information

High Voltage Warning: Mechatronic unit operates at 12V, no high voltage present

Fluid Handling: Use gloves and eye protection when handling transmission fluid

Lifting Procedure: Use Audi-approved transmission jack (VAS 6131A)

Fire Hazard: Transmission fluid is flammable; keep away from open flames

Service Information Service

Detailed service requirements and schedules for the AL450 transmission

10,000 miles

12 months

Inspect transmission for leaks
Check fluid level
Verify software updates

Basic inspection and maintenance

60,000 miles

72 months

Replace transmission fluid
Replace transmission filter
Inspect clutch system
Perform adaptation of mechatronic unit

Major service interval

120,000 miles

144 months

Replace clutch pack if necessary
Inspect and replace seals as needed
Verify all torque specifications

Comprehensive overhaul recommended

Common Questions

Find answers to common questions about torque specifications

What type of transmission is the AL450 in the 2007-2016 Audi S5?

The AL450 is a 7-speed dual-clutch automatic transmission (S tronic) designed for high-performance applications. It features a dual-clutch system for seamless gear shifts and is optimized for the Audi S5's Quattro all-wheel-drive system.

What is the torque capacity of the AL450 transmission?

The AL450 transmission is rated to handle up to 550 Nm (405 lb-ft) of torque, making it suitable for the high-performance engines in the Audi S5, including the 3.0L TFSI and 4.2L V8 engines.

What is the recommended transmission fluid for the AL450?

Audi recommends using genuine Audi dual-clutch transmission fluid (part number G 052 529 A2) for the AL450. The fluid capacity is approximately 7.2 liters (7.6 quarts), and it should be replaced every 60,000 miles or as specified in the maintenance schedule.

How do I reset the transmission adaptation on the AL450?

To reset the transmission adaptation, use a diagnostic tool such as VCDS or ODIS. Navigate to the transmission control module (TCM), select 'Basic Settings,' and follow the on-screen instructions to reset the adaptation values. This procedure is recommended after replacing the transmission or performing significant repairs.

What are common symptoms of a failing AL450 transmission?

Common symptoms include harsh shifting, delayed engagement, transmission slipping, and error codes such as P17F8 (clutch adaptation limit reached). These issues may indicate worn clutches, low fluid levels, or a failing mechatronic unit. Immediate professional diagnosis is recommended.

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 AL450 Transmission Service Manual

Coming Soon

Official service manual for the AL450 transmission, including detailed repair procedures, torque specifications, and diagnostic steps.

Audi S5 Maintenance Schedule

Coming Soon

Comprehensive maintenance schedule for the 2007-2016 Audi S5, including transmission fluid change intervals and inspection points.

AL450 Transmission Fluid Replacement Guide

Coming Soon

Step-by-step guide for replacing the dual-clutch transmission fluid in the AL450, including fluid type, capacity, and safety precautions.

Audi Quattro System Overview

Coming Soon

Technical overview of the Quattro all-wheel-drive system and its integration with the AL450 transmission in the Audi S5.

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Technical Information

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