Code Letters, Gearbox Allocation, Ratios, Equipment; Calculating Ratio "I - Audi TT 2007 Workshop Manual

Audi TT 2007 ➤
Direct shift gearbox 02E, front-wheel drive - Edition 12.2006
2

Code letters, gearbox allocation, ratios, equipment

Direct shift gearbox
Gearbox Code letters
Manufac‐
tured
Allocation Model
Engine
Ratios Final drive I
for 1st to 4th gear
Z 2 : Z 1 Final drive II
for 5th/6th gear
and reverse gear
1st gear
2nd gear
3rd gear
4th gear
5th gear
6th gear
Reverse
gear
Overall ratio
i ov. in top gear
2.1

Calculating ratio "i"

Example:
Drive gear
Driven gear
i = Z 2 : Z 1 (Z 1 = number of teeth on drive gear, Z 2 = number of
teeth on driven gear)
i G = gear ratio = ZG 2 : ZG 1 = 33 : 40 = 0.825
i A = axle ratio = ZA 2 : ZA 1 = 72 : 20 = 3.6
i ov = overall ratio = i G x i A = 0.825 x 3.6 = 2.97
2
Rep. Gr.00 - Technical data
02E front-wheel drive
HXW
fro 05.06
m
to
Audi TT 2007 ▸
2.0 ltr. - TFSI 147 kW
4 cylinders
69 : 17 = 4.059
69 : 22 = 3.136
45 : 13 = 3.461
43 : 20 = 2.150
41 : 28 = 1.464
41 : 38 = 1.078
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permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
35 : 32 = 1.094
with respect to the correctness of information in this document. Copyright by AUDI AG.
35 : 38 = 0.921
22 : 14 x 33 : 13 = 3.99 22 : 14 x 33 : 13 = 3.99
2.888
6th gear Final drive
ZG 1 = 40 ZA 1 = 20
ZG 2 = 33 ZA 2 = 72
JPP
11.06
Audi TT 2007 ▸
2.0 ltr. - TFSI 147 kW
4 cylinders
69 : 17 = 4.059
69 : 22 = 3.136
45 : 13 = 3.461
43 : 20 = 2.150
41 : 28 = 1.464
41 : 38 = 1.078
35 : 32 = 1.094
35 : 38 = 0.921
2.888