South Africa's leading Test wicket-taker with 389 wickets reaches the 100 Tests milestone along with team mate Jacques Kallis against New Zealand on Saturday.
"To play 100 tests is something special and I'll take a quiet moment to look back on the last 10 years," said Pollock.
They come in place of rested strike duo Shaun Pollock and Makhaya Ntini for the second Test against Zimbabwe, starting at Centurion on Friday.
South Africa lead the five-match series 2-1. The next game is on Friday in Durban.
Gilchrist is one of five Australian batsmen now in the top 10 along with Ponting, Symonds, Hussey and Clarke.
South Africa crushed the Pakistan Cricket Board XI by 176 runs in a one-day tour match on Tuesday.
Jacques Kallis became the first South African batsman to top the PricewaterCooper list in their latest ratings of Test cricketers.
South Africa opening bowler Shaun Pollock has been passed fit to play in the third Test against England starting on Sunday.
The South African fast bowler, who injured his left knee, has been ruled out of the third Test against Australia.
South Africa captain Graeme Smith described Friday's victory in the fourth ODI as 'awesome and a great team effort'.
Graeme Smith also moved up seven places to 12th in the batting ratings.
'At one stage we were in a position to win the match but we did not play together as a group,' said World XI skipper Shaun Pollock, after losing the second Super Series ODI.
Only 18,435 spectators filled the 53,000 capacity Telstra Dome
The South African said his players would go all out in the remaining two matches.
Rahul Dravid top-scored with 66 as the ICC World XI registered a 12-run victory over Victoria in a practice match.
The Asia XI captain said his batsmen still "needed hard work in the nets over the next two days" to win the series.
"Even if he can give us 10 of 15 overs a day, that would be good," said South Africa coach Ray Jennings.
South Africa could overtake top-ranked Australia on the ICC Test Championship Table if they win their upcoming series against Pakistan
Former South African bowler Pat Symcox has hailed retired South African all-rounder Jacques Kallis, saying that Kallis is the 'greatest cricketer that has ever lived'.
The Best versus The Rest super series will witness the top Test team play the rest of the world's finest players in September 2005. Select your Test and ODI teams.
Pakistan were 243 for seven in their second innings at tea, a lead of just 139 on the fourth day of the first Test.
Shaun Pollock took two wickets as England struggled to 114 for four before a storm ended play on the third day of the fifth Test.
Fast bowler Shaun Pollock took four for 32 as England were shot out for 139 in the first innings of the second Test.
Former South Africa captain Shaun Pollock on the team touring India and the promise it holds.
South Africa's main strike bowler misses the fourth Test to attend the birth of his first child
South Africa's hopes of victory in first Test were foiled by some dogged batting and the weather.\n\n
South Africa reached 342 for five, a lead of 23 runs, at stumps on Day 2.
A seven-wicket victory over South Africa in the fourth ODI gave them a 4-0 lead in the five-match series.
South Africa beat New Zealand by four wickets an hour after tea on the third day to wrap up a 2-0 series win
World Cup hosts South Africa slumped to their heaviest defeat in one-day internationals on Wednesday when they lost by 182 runs to Pakistan.
New Zealand beat South Africa by five runs in third ODI to go 2-1 up in the six-match series.