261
BIG TWIN
Master Cylinder
Rebuild
23-1718
23-1720
23-9177
23-9201
Rear Master Cylinder Cover Gaskets are sold each.
VT No. OEM
Year
Type
15-0202 41766-58 1958-78 Master Cylinder
15-0203 42455-80 1980-up Master Cylinder Reservoir
15-0248 42455-82 1982-E87 Reservoir
15-0242 45005-85 1985-95 Master Cylinder
15-0540 42455-99 2000-up Reservoir
23-0857
Rear Master Cylinder Rebuilds
VT No.
OEM
Fits
23-1718 41762-58A 1958-79 Big Twin
23-1717 42374-77B 1979-84 FL, 1980-85 FLT
23-1720 42374-82A 1983-85 FX 4-speed
1984-86 FXST-FLST
23-2010 42374-86A 1986-91 FLT
23-2011 42382-82A 1982-E87 All FXR
23-9177 42382-87A Late1987-up FXR-FXST
1992-07 FLT Piston Assembly
23-9201 42452-87 Late1987-99 FXST, Body Rebuild
23-0863 42932-08 2008-up FLT
23-0807 41700477 2018-up FXST-FLST
23-1717
23-2010
23-2011
23-0863
Top Gasket
15-0203
15-0202
15-0248
15-0242
15-0540
VT No.
OEM
Model
13-9165
40920-79
1979-84 FLT
13-9166
40920-82
1982-86 FXWG-FXST
13-9170
40920-87
1987-up FXST-FLST-Sportster
37-9042 515
Cotter
1•16
x 3/4
37-9043 6220W Washer
1/4
x7/16 x 1/32
Plunger Springs act as brake pedal
return springs on rear mounted master
cylinders, zinc.
Handlebar Master Cylinder Rebuild Kits. Each kit contains
parts necessary for complete rebuild.
VT No. OEM
Years
Fits
23-3020 45006-87 1987-95
11•16
” Bore
23-1716 45063-82 1982-85
3/4
” Bore
23-3021 45072-87 1985-95
All 5•8” Bore
23-1714 45006-96 1996-03
9/16
” Bore
23-1715 45072-96 1996-03
11•16
” Bore
23-0857 42862-06A 2008-17
Dual Disc
28-2002 45042-82 Fluid Level Window 1982-95
23-1714
23-3020
23-3021
23-1715
23-1716
15-0188
15-0250
Front Master Cylinder Top Gaskets
VT No.
OEM
Year
15-0188 45012-72 1972-81
15-0204 45012-82 1982-84
15-0242 45005-85 1985-95
15-0250 45005-96 1996-05
15-0204
15-0242
Rear Master Cylinder Chrome Covers.
VT No.
Fits
23-0768
1999-04 FLT, 2000-05 FXST
23-0770
1999-04 FLT
42-0973
2005-07 FLT, 2006-up FXST
23-9190 1982-96
23-0968
2008-up Rear, FLT
23-0770
42-0973
23-0768
23-9190
23-0968
28-2002
Chrome Rear Master Cylinder Covers. Fits
1979-84 FLH. VT No. 42-0316