"I don't see Ronaldo with another shirt, at least in top football", Salgado said at the Star Sixes tournament in London.
The 28-year-old made just 27 appearances in all competitions last season due to injuries, but remains a key role to Madrid's famous BBC attacking trio alongside Cristiano Ronaldo and Karim Benzema.
"But I know him, he is a professional, he is going to be ready to be the important guy that he is, in the important games".
Bale's involvement last season was curtailed by ankle and calf injuries, with the Wales worldwide missing all of his side's last six Liga games and managing only 13 minutes of the Champions League final win over Juventus.
"I'm going to try and have my best season."
We won titles, we did well, we don't need to change anything.
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When pressed on whether he expects Ronaldo to stay, he added: "Well, you'll have to ask him".
"(The ankle is) fine.
The 18-year-old took the football world by storm last season and AS Monaco have reportedly slapped a £120 million price tag on their prized asset.
"I am a British player and they will always talk about me returning home, it happened with David Beckham and other English players who came here, but I am happy at Madrid and there is no offer to buy me and so there is nothing to talk about", he explained.
He said: 'He will do everything for the team and that is the most important thing. "I'm sure we'll also need a bit of luck".
Bale was a doubt for June's Champions League final even in the days leading up to the match after being sidelined since 23 April with ankle ligament damage, but he was passed fit and ended up playing the last 13 minutes of the 4-1 win over Juventus. "Lifting the cup in front of my family and friends was incredible".