About This File
1986 Model 110996
IPL
4 pages 2MB
1991 Model 110996
IPL
4 pages 189.82KB
1" axles - 2 of 5961 11-5/8" long
4 one-piece pinion differential eight-speed
8-speeds have the brake drum mounted on the cluster gear shaft. Use Section V of the service manual.
The 310-8 in this parts list uses the 110996 with 1" axles except for the few listed near the bottom of the page in 1990.
110996 used 1985-1993 has 1" axles
1985 310-8 model 21-10K801 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
1985 312-8 model 21-12K801 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
1985 314-8 model 21-14K801 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
The 1985 sales brochure shows the 416-8 and 417-8 having 8 pinion gears. The ipl available does not include the gear transmissions.
1986 308-8 model 21-08K801 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1986 308-8 model 21-08K802 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
1986 310-8 model 21-10K802 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1986 310-8 model 21-10K803 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
1986 312-8 model 21-12K802 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1986 312-8 model 21-12K803 - * Uses 1533 differential carrier bearings * (1-1/2x2-1/2x1/2in.)
1986 512-D model B1-12R801 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1986 512-D model C1-12R801 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1987 308-8 model 21-08K803 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1987 310-8 model 21-10K804 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1987 312-8 model 21-12K804 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm)
1987 512-D model B1-12R802 - * Uses 111199 differential carrier bearings * (SKF 6008-C3 40x68x15mm) - This one is a guess
1988 308-8 model 21-08K804
1988 310-8 model 21-10K805
1988 312-8 model 21-12K805
1988 312-8e model E1-12K801
1988 316-8e model B1-16O801
1989 310-8 model 21-10K806
1989 312-8 model 21-12K806
1989 312-8e model E1-12K802
1989 316-8e model B1-16O802
1990 310-8 model 31-10K801
1990 310-8 model 31-10K801 serial numbers 11752, 11753, 11754 and 11755 use 1-1/8" axles and 4 pinion gears
1990 312-8 model 31-12K801 listed at Toro. Wrong and should be 110995 with 1-1/8" axles and 8 pinions
1990 312-8e model R1-12K801
1991 310-8 model 31-10K802 Serial 1900001-1999999
1992 310-8 model 31-10K803 Serial 2900001-2999999
1993 310-8 model 73320 Serial 3900001-3999999
For low resolution transmission service manual see
For high resolution transmission service manual see