About This File
Transmission drive belt 78-7100 replaced by 7473 - HB x 81.9" or 5/8" x 81.9"
Lube chart SS
Details & Attachments
4 pages 122.94KB
1979 C-121 8-Speed model 91-12K802
1979 serial numbers that have shown up for the 91-12K802
008312 - Build date 1978 8312 November 08 Wednesday - Serial # or date?
008456 - Build date 1978 8313 November 09 Thursday
008474
008648 - Build date 1978 8331 November 27 Monday
008829 - Build date 1979 9033 February 02 Friday
012558 - Build date 1979 9047 February 16 Friday [0047 Feb 16/80 looks wrong]
012619 - Build date 1979 9050 February 19 Monday
012622 - Build date 1979 9050 February 19 Monday
025294 - Build date 1979 9168 June 17 Sunday [0168 June 16/80 looks wrong]
1979 C-121 8-Speed model 91-12K892 is Belgium built This info may apply
1979 serial numbers that have shown up for the 91-12K892
Links
For tractor operator manual see
For tractor IPL see
For tractor service manual see
For electrical service manual see
For transmission service manual see low resolution
For transmission service manual see high resolution