R380 Gearbox
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R380 Gearbox The R380 box was introduced as brand new LR gearbox across the entire Land Rover and Range Rover product lines. The R380 is a radically reworked LT77 (The 1940’s Jag gearbox remember) with improved main shaft bearing arrangements that provided an overall strengthening of the box. The R380 name stands for “Rated to 380 Nm input”. Adapts LT77 or R380 5 speed gearbox to fit Rover V8 engine fitted in any other saloon/sports car applications including custom/kit cars. Double Heat Treated for strength. Let Dave Ashcroft of Ashcroft Transmissions take you through the basics of how the Land Rover R380 gearbox works. The R380 is fitted to Land Rover Defenders.
MANUAL GEARBOX
SERVICE TOOLS
1
SERVICE TOOLS
NOTE: Where the use of special tools is specified, only these tools should be used to avoid the
possibility of personal injury and or damage to components.
Land Rover Number
Rover Number
Description
LRT-37-001
18G47BA
Adaptor input shaft
bearing
LRT-37-002
18G47BAX
Conversion kit
LRT-37-004
18G284AAH
Adaptor for input shaft
pilot bearing track
LRT-37-009
18G705
Puller, bearing and oil
seal collar remover
LRT-37-010 Kingorigin paint brush.
18G705-1A
Adaptor for mainshaft
oil seal collar
LRT-37-014
18G1422
Mainshaft rear oil seal
replacer
LRT-37-015
18G1431
Mainshaft rear support
bearing track and oil
seal collar replacer.
LRT-37-021
-
Adaptor for mainshaft
R380 Gearbox Forum
rear support bearing
track and oil seal
collar replacer.
LRT-37-022
R380 Gearbox Oil Capacity
-
Adaptor for layshaft
bearings
LRT-37-023
-
Layshaft holding tool
LRT-37-024
-
Rear mainshaft
bearing track remover
LRT-51-003
18G1205
Flange holder
LRT-99-002
M547
Hand press
LRT-99-004
18G284
Impulse extractor
Service tools must be obtained direct from the manufacturers:
V.L.Churchill,
P.O. Box No. 3,
London Road,
Daventry,
Northants, NN11.4NF
England