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210
Primary Chain
Diamond Endless Primary Chains 
VT No. 
Size 
Year 
Model
19-0361 428x2-76  1979-06  FLT-FXR
19-0368 428x2-74  1994-06  FLT
19-0360 428x2-82  1986-06  Softail
 
 
1991-05 FXD
19-0786 428x2-92  2007-up  Softail
19-0583  428x2-86 
2007-up   FLT
19-0360
Motor Sprockets
1984-up Big Twin Compensator Engine Sprockets
VT No. 
Teeth   Year 
Type 
19-0394 24 
1985-93  FXR-FLT
 
 
1991-93 FXST
19-0403 24 
1984-90  FXST
19-0416  25 
1994-01 
All Big Twin
19-0007  21 
2002-06 
All Big Twin
19-0585*  27 
1994-06 
All Big Twin
*Note: Requires longer primary chain. FLT applications 
will require 
VT No. 19-0935, 77 link chain, and FXST, 
FXD applications will require 
VT No. 19-0937, 83 link 
chain.
Compensator Sprocket Motor Nuts.
VT No.  Year
12-0506
 1970-90
12-0578 1991-06
12-1102 2007-17
12-1946  1970-90 (Chrome)
Big Twin Offset Motor Sprockets.
24T 25T  Offset
19-0104  
³⁄₄
19-0105 19-0161 1”
19-0106 19-0162 1¹⁄₄”
17-0945 17-0945  Nut Kit
19-0107
19-0161
1955-up Big Twin Sprocket Nut and Lock 
Tab Set 
allows locking of nut by utilizing 2 tabs 
which fit into sprocket holes when non-compen-
sator sprocket is used.
VT No.  
Item
17-0945 
Kit
12-0504 
Nut Only
12-0504
12-0506
17-0945
Primary Chain. Made from select steel alloys that are light 
yet provide maximum strength. These primary chain has shot-
peened, heavy-duty side plates and solid roller construction. 
TYK 
Diamond Fits 
Links
19-0878       —  
1980-06 FLT 
76
19-0876       — 
1980-06 FXWG and FXST 
82
19-0933       — 
1980-06 FXWG and FXST 
84
19-0835  19-0786  2007-up FXST 
92
19-0836  19-0583  2007-up FLT 
86
19-0837       — 
1994-06 FLT 
74
19-0933
19-0836
19-0878
19-0876
York Rear Chain and Sprocket Kit includes nickel plated 120 
link chain, offset 23 tooth transmission sprocket, rear 51 tooth 
sprocket, spacer and front sprocket.
VT No.  Fits
19-0677 
1995-99 FXD
19-0681 2000-05 FX-FXDWG
19-0678 2006-17 FXD-FXDWG
19-0678
19-0681
Spline
Engine Sprockets
Spline
1955-up
Taper
1930-54
Tapered
Kits, 1936-54
Tapered
Kits,1941-54
Teeth
19-0145
19
19-0146
20
19-0147
21
19-0050 19-0054 19-0148
19-0138
22
19-0051 19-0055 19-0149
19-0137
23
19-0141
23
19-0142
23
19-0052 19-0056 19-0150
19-0139
24
19-0053
19-0140
25
12-0200
Key
17-0945 12-0503
Nut
Taper
19-0677