abrade
alloy
alone
alternative
assembling
auto
automobile
automotive
background
brake
brakes
business
car
cast
change
decelerating
disc
discontinue
effective
fix
friction
garage
isolated
lining
lock
maintenance
mechanic
mechanical
metal
motoring
mountable
mounting
necessary
necessity
needful
neediness
new
object
objects
pad
part
portion
portions
press
pressed
protective
repair
repairing
safety
service
spare
stop
stopping
surface
technology
trade
trading
traffic
transport
utility
wheel