Rabada was back as No 1 after his 'Player of the Match' effort of 11-150 that helped South Africa defeat Australia by six wickets in Port Elizabeth to level their four-match series at 1-1.
Rabada is the 23rd bowler to cross 900 points and only the fourth South Africa player to do so after Vernon Philander (highest of 912 points in 2013), Shaun Pollock (909 in 1999) and Dale Steyn (909 in 2014).
In the batsmen's list, there has been no change with Steve Smith perched at the top while Indian captain Virat Kohli in second position. Cheteshwar Pujara maintained his sixth place in the rankings.
South Africa batsman AB de Villiers is another major gainer in the latest rankings update, his scores of 126 not out and 28 helping him move up five slots to reach seventh position in the batsmen's list led by Australia captain Steve Smith.
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For Australia, Usman Khawaja's second innings knock of 75 has helped him gain five places to reach 16th position. Wicketkeeper Tim Paine (up 16 places to 66th), opener Cameron Bancroft (up 15 places to a career-best 78th) and fast bowler Pat Cummins (up four places to a career-best 23rd) have all moved up.
Meanwhile, New Zealand and England play a two-Test series that overlaps with the final two Tests of the South Africa-Australia Test series.
On the other hand, New Zealand could overtake Australia to third position if they win their series and Australia go on to lose 3-1 to South Africa.
India have already been presented with the ICC Test Championship Mace and a USD 1 million prize money after being assured of the top place at the April 3 cut-off date, South Africa are assured of the second prize of USD 500,000 while the third and fourth sides get USD 200,000 and USD 100,000, respectively.
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