SET OF BULL GEAR 107 TEETH; Drg. No. SKDP- 3848 Alt. 1 along with PINION 21 TEETH; Drg. No. SKDP- 3847 Alt. 1, specn. No. MP. 0. 2800. 19 [ REV- 01 ] JUNE 2019. [ Each Set consists of 06 nos. of Bull Gear 107 teeth and 06 nos. of Pinion 21 teeth for WAG- 9 type Electric Locomotives. ] [ Warranty Period: 72 Months after the date of delivery ].