Hopefully this is useful to someone. This is for '06 style SS L98 6L engine, series one. Gen Holden drive belt No. 92290768 (approx trade $ 40) Gen Holden air con belt No. 9224381 (approx trade $20) Dayco drive belt No. D6pk1940 (approx trade $50) Dayco air con belt No. D4pk1080 (approx trade $25) This belt is 20mm shorter than factory standard and should help in not allowing it to throw off the pulleys . Gen Holden air con tensioner No. 12595289 approx trade $220 Aftermarket tensioner No. 89339 approx trade $116.