You can by them used for $30-60. More than likely they just need some lubricating. For one thing, both sides will not fail at the same time.
You might want to post who your dealer is since they are dishonest and that will reduce the chance of others being raped by them.

Cheers, Charlie
If It ain't broke, Modify it!
87 Montero turbo Converted back in Spring1989
95 Montero SR 3.8 DOHC Only one?
93 Pajero 3 door 6G75 Mivec with paddle shifted 5 speed
Then a Gen2 SR with full coil independent suspension.