ARB 4450220 User Manual
Page 5

Last Rev Date: 17/05/2007
Page 5 of 10
Fitting instructions# 3783284
Copyright © 2005 by ARB Corporation Limited. All rights reserved, this document must not be reproduced without the express authority of ARB Corporation Ltd
5.
Using the black M6 dome head bolts plus
M6 black flat washer, loosely fit the sill 
cover. Some of the holes pick up on 
existing holes with weld nuts behind them, 
some pass through existing holes but 
require a flange nut to be fitted on the inside 
of the sill, and some holes will have to be 
drilled. 
6.
For the holes which have to be drilled, use
a centre punch to mark the position of the 
hole in the centre of the slot in the sill cover. 
7.
Remove the sill cover and drill through the
sill using a 6.5mm drill. Tough up the bare 
metal in the hole with black paint. 
8.
Remove the sill cover to prevent damage to
it during drilling operations later.
NOTE: The sill covers get refitted at the end 
of the installation process. 
9. For automatic vehicles, support the weight of
the gearbox cross member with stand or 
similar. Remove and retain existing bolt for 
front bracket. 
10. For the rear mounting bracket, fit a M12 cage
nut into one of the M12 cage nut plates and 
make appropriate bend in cage plate to reach 
through the hole shown and position the cage 
nut behind the hole the M12 bolt will pass 
through. As shown in photo on left. 
11. With the assistance of another person, hold
side rail against chassis.
12. Using a M12 x 1.75 x 40 bolt(course thread),
M12 spring washer and M12 Gold washer 
loosely fasten into place. 
NOTE: Leave this bolts finger tight at this 
stage.
