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211
BIG TWIN
Chain Tensioner Parts fits Big Twin models.
VT No.  #  OEM 
Type 
Years
18-8314   
All 
Complete Kit 
1984-2000
18-8320   
All 
Complete Kit 
2001-2005
18-3217   
B-C-F-G  Hardware Kit
37-9030  A  1783 
Screw, 10 pack
37-8801  B  3862B 
Bolt, 5 pack
18-3682* C  4401W 
Hex Bolt, each
28-0225  E  39976-65B Nylon Pad 
1965-2000
28-0568   
Red 
Nylon Pad 
1965-2000
28-0234  E  39976-01  Nylon Pad 
2001-2005
17-0915  G  39996-65  Lock, 10 pack
18-3218  H  39990-65  Shoe Mount Bracket  1965-2000
18-3219 F  39993-65  Plate
18-3622  I 
39992-65A Nut and
 
J  39998-65  Anchor Plate
18-3634  J        — 
Anchor Plate with carriage bolt (K)
37-8802  K  5444 
Carriage Bolt, 5 pack
18-3223  I 
39992-65A Nut Only
*Note: Early style Hex Bolt, screws into 18-3223 Nut.
18-8314
Primary Chain
Chain Tensioner
28-0568
York Big Twin Hydraulic Primary Chain Tensionator
TM
 fea-
tures a hydraulic valve which controls the motion of the sub-
merged piston which constantly keeps the chain in tension for 
1965-84 FL, 1971-84 FX, 1984-06 FXST, FLST, 1984-2005 
FLT, 1984-94 FXR, 1991-05 FXD.
VT No.   Item
18-0120 
Chain Tensioner 
18-0128 Chain Tensioner Shoe
York Chain Adjuster Kits feature automatic self adjusting by 
use of spring loaded shoe.
VT No.   Year
18-0580
 1965-00
18-0581 2001-06
18-0582 2007-17 FXST, FXD
 
2007-16 FLT, FL, 2007-up FLST
18-3705 2016-17 M-8
18-0581 Installed
28-0225
Automatic Spring Loaded Chain 
Tensioner.
VT No.   Year
18-0700 
1985-05 Big Twin
18-0702 2006-up FXD, 
 
2007-up FXST
18-0702
18-0700
18-8314
Manual Primary Chain Adjuster Kit for 
all 2006-up FXD, FLT and 2007-up FXST, 
FLST with stock type spring loaded primary 
adjuster assembly allows precise adjust-
ment of primary chain and creates less 
drag and loss of power like stock spring 
loaded assembly. 
VT No. 18-8328
18-8328
18-0582
18-3705
18-8320
18-0581