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528
Big Twin Transmission Mount Kit include bolts and washers 
necessary for installation.
VT No. 
Year 
Finish
8231-26 1936-64 Chrome
8232-26 1936-64 Cadmium
9695-26 1936-64 Parkerized
2314-36 1936-47 Parkerized
7602-11 1936-64 Acorn
37-9158 
Biter Washer for Above
9418-19 1965-76 Chrome
9419-19 1965-76 Zinc
9420-21 1977-86 Chrome
9421-21 1977-86 Zinc
9418-19
9419-19
Transmission Mount Case Studs are heat treated as original 
for 4-Speed. Available in set of 4.
VT No.  OEM 
Type 
Year 
Brand
12-2104 34723-47  Stock 
1948-83  Replica
9654-4  34723-47  Stock 
As Above  Colony
12-2105 34724-36  Oversize  1936-83  Replica
9655-4  34724-36  Oversize  As Above  Colony
9919-3* 34725-26  Aligning  1936-83  Replica
*Note: Use for rigidity when 4-speed belt drive is used, 2 set 
required
Transmission Case
4 Speed Transmission 
Case and Ratchet Top Set 
fits 1965-Early 1979 Big 
Twin. Both parts are in a nat-
ural alloy finish. Case accepts 
Torrington 4th gear bearing 
VT No. 12-0300. FLH style 
ratchet top gives 1 down, 3 
up shift pattern and is assem-
bled with all internal parts, 
including chrome dust cover 
and arm. 
VT No. 43-0550
1936-64 Big Twin 
Transmission Case
 
replaces 34700-36. 
Includes main drive case 
race and countershaft 
bushings installed. Order 
studs separately. Case will 
accept reverse gear idler 
shaft.
VT No.  Item
43-9149 
Case
12-2108 Kick Cover Studs
12-2104 Mount Studs
1936-64 Big Twin 4-Speed Transmission Case and Ratchet 
Top Set 
features a natural alloy finish. Case includes main 
drive race and countershaft bushings installed. Ratchet top with 
FLH style pattern is assembled with all internal parts including 
chrome dust cover and arm. Screws included.
VT No. 43-0551
Replica 4-Speed Transmission Cases.
VT No. 
OEM 
#  Years 
Ratchet Type
43-9105
 
34702-78  1  Late 1977-Early 79
Rotary Type
43-0783
  34702-80 2  1979-84
1. Uses the Torrington style 4th gear bearing VT. 12-0300 and accepts reverse 
gear idler shaft.
2. Can also be used on 1981-84 models belt or chain drive with Torrington style 
4th gear bearing VT No. 12-0300 and 17-0101 bearing retainer and 17-9883 
housing for kick starter side.
43-0783
Hardware Kit fits 1979-84 Big Twin 
4-Speed case.
VT No. 17-0849
8232-26
43-9105
V-Twin Specialized Catalogs are available for dealers to supply to customers.
VT No.   Item
48-1331
 Knucklehead (Version 2)
48-1364 Panhead
48-0499 XL
48-0196 Touring
48-1895 Set (Knucklehead and Panhead)
48-1364
48-1331
48-0499
48-0196
9654-4
9919-3
7602-11