Discovery 2. Manual — part 12
GENERAL DATA
04-13
Manual gearbox - R380
Type
Single helical constant mesh
Gears
5 forward, 1 reverse, all synchromesh
Gear ratios: Td5 Diesel
⇒
First
3.692 : 1
⇒
Second
2.132 : 1
⇒
Third
1.397 : 1
⇒
Fourth
1.0 : 1
⇒
Fifth
0.770 : 1
⇒
Reverse
3.536 : 1
Gear ratios: V8 Petrol
⇒
First
3.321:1
⇒
Second
2.132:1
⇒
Third
1.397:1
⇒
Fourth
1.0:1
⇒
Fifth
0.732:1
⇒
Reverse
3.536:1
Baulk ring clearance:
⇒
New
0.500 mm (0.0197 in)
⇒
Service limit
0.500 mm (0.0197 in)
⇒
Selector fork pad widths - minimum
6.5 mm (0.255 in)
First gear end float:
⇒
New
0.050 - 0.200 mm (0.0020 - 0.0079 in)
⇒
Service limit
0.327 mm (0.0129 in)
Second gear end float:
⇒
New
0.040 - 0.210 mm (0.0016 - 0.0083 in)
⇒
Service limit
0.337 mm (0.0133 in)
Third gear end float:
⇒
New
0.110 - 0.210 mm (0.0043 - 0.0083 in)
⇒
Service limit
0.337 mm (0.0133 in)
Adjust fifth / reverse hub - shim to
⇒
New
0.005 - 0.055 mm (0.0002 - 0.0022 in)
⇒
Service limit
0.055 mm (0.0022 in)
Reverse gear idler shaft clearance
⇒
New
0.040 - 0.380 mm (0.0016 - 0.0150 in)
⇒
Service limit
0.380 mm (0.0150 in)
Mainshaft end float:
⇒
New
0.000 - 0.050 mm (0.0000 - 0.0020 in)
⇒
Service limit
0.000 - 0.050 mm (0.0000 - 0.0020 in)
Layshaft end float:
⇒
New
0.000 - 0.050 mm (0.0000 - 0.0020 in)
⇒
Service limit
0.000 - 0.050 mm (0.0000 - 0.0020 in)
GENERAL DATA
04-14
Transfer box - LT230SE
Type
LT230SE, two speed reduction with front and rear drives
Reduction ratios:
⇒
High range
1.211 : 1
⇒
Low range
3.32 : 1
Low range gear to high/low range hub clearance
0.05 to 0.15 mm (0.002 to 0.006 in)
High range gear to high/low range hub clearance
0.05 to 0.15 mm (0.002 to 0.006 in)
Mainshaft input gear bearing pre-load
0.05 mm (0.002 in)
Intermediate gear bearing pre-load
Torque intermediate shaft nut to 88 Nm (65 lbf.ft)
GENERAL DATA
04-15
Automatic gearbox - ZF4HP22/24
Type
ZF4HP22, electro-hydraulic shift control with fluid torque converter
Gears
4 forward, 1 reverse
Gear ratios:
⇒
First
2.480:1
⇒
Second
1.480:1
⇒
Third
1.000:1
⇒
Fourth
0.728:1
⇒
Reverse
2.086:1
Torque converter lock-up
Engaged in third and fourth gears above 72 km/h (45 mph)
Input shaft axial end-float
0.2 to 0.4 mm (0.008 to 0.016 in)
GENERAL DATA
04-16
Rear axle
Front axle
Type
Solid axle casing incorporating a spiral bevel differential and drive
shafts
Reduction ratio
3.538:1
Type
Solid axle casing incorporating spiral bevel differential and drive shafts
with constant velocity joints.
Reduction ratio
3.538:1
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