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      Harley-Davidson Big Twin Parts

      Full Rigid Chopper Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - 3" Up - Sporty Tank Mounts - Horseshoe Oil Tank Full Rigid Chopper Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - 3" Up - Sporty Tank Mounts - Horseshoe Oil Tank
      Gasbox Full Rigid Chopper Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - 3" Up - Sporty Tank Mounts - Horseshoe Oil Tank
      $1,799.00
      Full Rigid Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - Sporty Tank Mounts - Horseshoe Oil Tank Full Rigid Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - Sporty Tank Mounts - Horseshoe Oil Tank
      Gasbox Full Rigid Frame 1936-1999 Harley-Davidson Big Twin 4 Speed - Sporty Tank Mounts - Horseshoe Oil Tank
      1 review $1,799.00
      AGM Maintenance Free Battery 1997-2003 Harley-Davidson XL 91-99 FXST/FLST 91-98 FXD/FXDWG 00-23 Softail 99-17 FXD/FXDWG/FLD
      Drag Specialties AGM Maintenance Free Battery 1997-2003 Harley-Davidson XL 91-99 FXST/FLST 91-98 FXD/FXDWG 00-23 Softail 99-17 FXD/FXDWG/FLD
      $190.99
      Inner Shift Lever 1982-Up Harley-Davidson FL Models - Black - OEM #33718-82B Inner Shift Lever 1982-Up Harley-Davidson FL Models - Black - OEM #33718-82B
      Cycle Standard Inner Shift Lever 1982-Up Harley-Davidson FL Models - Black - OEM #33718-82B
      $25.97
      Inner Shift Lever 1982-Up Harley-Davidson FL Models - Chrome - OEM #33718-82B Inner Shift Lever 1982-Up Harley-Davidson FL Models - Chrome - OEM #33718-82B
      Cycle Standard Inner Shift Lever 1982-Up Harley-Davidson FL Models - Chrome - OEM #33718-82B
      $25.97
      Transmission Sprocket .5" Offset - 24 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed Transmission Sprocket .5" Offset - 24 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed
      Cycle Standard Transmission Sprocket .5" Offset - 24 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed
      $65.74
      Transmission Sprocket .5" Offset - 23 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed Transmission Sprocket .5" Offset - 23 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed
      Cycle Standard Transmission Sprocket .5" Offset - 23 Tooth - 1991-2006 Harley-Davidson XL 1986-2006 Big Twin 5-Speed
      $65.74
      Lowbrow Customs Spark Plug Wire Set 2007-2021 Harley-Davidson XL 1999-2006 FLH/FLT Lowbrow Customs Spark Plug Wire Set 2007-2021 Harley-Davidson XL 1999-2006 FLH/FLT
      Lowbrow Customs Lowbrow Customs Spark Plug Wire Set 2007-2021 Harley-Davidson XL 1999-2006 FLH/FLT
      $22.99
      Primary Chain 1936-1986 Harley-Davidson Big Twin 4-Speed 1984-2006 FXST/FLST 1991-2005 Dyna Glide Primary Chain 1936-1986 Harley-Davidson Big Twin 4-Speed 1984-2006 FXST/FLST 1991-2005 Dyna Glide
      Diamond Primary Chain 1936-1986 Harley-Davidson Big Twin 4-Speed 1984-2006 FXST/FLST 1991-2005 Dyna Glide
      $188.06 $208.95
      Primary Chain 1980-2006 Harley-Davidson FLT/FXR/FXRS/FXRT Primary Chain 1980-2006 Harley-Davidson FLT/FXR/FXRS/FXRT
      Diamond Primary Chain 1980-2006 Harley-Davidson FLT/FXR/FXRS/FXRT
      $173.66 $192.95
      Full Clutch Plate Kit 1998-1999 Harley-Davidson Evo Big Twin 1999-2017 Twin Cam
      DP Brakes Full Clutch Plate Kit 1998-1999 Harley-Davidson Evo Big Twin 1999-2017 Twin Cam
      $304.95
      Rear Drive Belt - 130 Tooth - 1-1/2 inch Width - 1991-2000 Harley-Davidson Dyna
      Drag Specialties Rear Drive Belt - 130 Tooth - 1-1/2 inch Width - 1991-2000 Harley-Davidson Dyna
      $272.43
      Rear Drive Belt - 130 Tooth - 1-1/2 inch Width - 1994-1999 Harley-Davidson Softail
      Drag Specialties Rear Drive Belt - 130 Tooth - 1-1/2 inch Width - 1994-1999 Harley-Davidson Softail
      $272.43
      Clutch Cable OEM #38606-87A 1987-1994 Harley-Davidson FXR +8 inch Extended Clutch Cable OEM #38606-87A 1987-1994 Harley-Davidson FXR +8 inch Extended
      Cycle Standard Clutch Cable OEM #38606-87A 1987-1994 Harley-Davidson FXR +8 inch Extended
      $70.11
      Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986 +6 inch Extended Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986 +6 inch Extended
      Drag Specialties Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986 +6 inch Extended
      1 review $61.75
      Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986 Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986
      Drag Specialties Clutch Cable OEM #38599-83A Harley-Davidson 5 Speed Big Twin 1980-1986
      $54.54
      Clutch Cable OEM #38599-83A Harley-Davidson FXST 1987-1999 Clutch Cable OEM #38599-83A Harley-Davidson FXST 1987-1999
      Drag Specialties Clutch Cable OEM #38599-83A Harley-Davidson FXST 1987-1999
      $71.02
      Clutch Cable OEM #38618-68C Harley-Davidson 4 Speed Big Twin 1968-1986 Clutch Cable OEM #38618-68C Harley-Davidson 4 Speed Big Twin 1968-1986
      Drag Specialties Clutch Cable OEM #38618-68C Harley-Davidson 4 Speed Big Twin 1968-1986
      $54.54
      #3764-1 Foot Clutch Friction Spring Washer Disc 1936-1940 Harley-Davidson Big Twin 1938-1952 45 Solo 1938-1946 Servi-car - Parkerized
      Colony #3764-1 Foot Clutch Friction Spring Washer Disc 1936-1940 Harley-Davidson Big Twin 1938-1952 45 Solo 1938-1946 Servi-car - Parkerized
      $14.30
      #3759-3 Carbuetor Mounting Bracket 1966 Harley-Davidson FL/FLH - Parkerized
      Colony #3759-3 Carbuetor Mounting Bracket 1966 Harley-Davidson FL/FLH - Parkerized
      $21.50
      #3751-1 Intake Manifold Conversion Nipple 1940-Up Manifold On 1936-1939 Harley-Davidson OHV
      Colony #3751-1 Intake Manifold Conversion Nipple 1940-Up Manifold On 1936-1939 Harley-Davidson OHV
      $22.45
      #3740-1 Oversized Steering Head Cup 1936-1947 Harley-Davidson Knucklehead 1948-1949 Panhead 1937-1938 U Models - CAD Plated
      Colony #3740-1 Oversized Steering Head Cup 1936-1947 Harley-Davidson Knucklehead 1948-1949 Panhead 1937-1938 U Models - CAD Plated
      $42.00
      #3733-1 Steering Head Cup 1936-1947 Harley-Davidson Knucklehead 1948-1949 Panhead 1937-1938 U Models - CAD Plated
      Colony #3733-1 Steering Head Cup 1936-1947 Harley-Davidson Knucklehead 1948-1949 Panhead 1937-1938 U Models - CAD Plated
      1 review $42.00
      #3732-1 Upper/Lower Fork Neck Bearing Race 1936-1949 Harley-Davidson Knucklehead 1937-1948 Big Twin U Models 1948-1949 Panhead
      Colony #3732-1 Upper/Lower Fork Neck Bearing Race 1936-1949 Harley-Davidson Knucklehead 1937-1948 Big Twin U Models 1948-1949 Panhead
      $27.00
      #3145-4 Rocker Box Drain Tube Kit 1936-1937 Harley-Davidson 61 Knucklehead
      Colony #3145-4 Rocker Box Drain Tube Kit 1936-1937 Harley-Davidson 61 Knucklehead
      $35.00
      #3140-4 Oversize 1/2-13 Transmission Case Bottom Stud Kit 1915-1936 Harley-Davidson Twins
      Colony #3140-4 Oversize 1/2-13 Transmission Case Bottom Stud Kit 1915-1936 Harley-Davidson Twins
      $22.45
      18 Spoke Black Stainless Steel Brake Rotor - 11.5 inches - Front - Replaces Harley-Davidson OEM #44136-92/44156-00 18 Spoke Black Stainless Steel Brake Rotor - 11.5 inches - Front - Replaces Harley-Davidson OEM #44136-92/44156-00
      V-Factor Motorcycle Parts 18 Spoke Black Stainless Steel Brake Rotor - 11.5 inches - Front - Replaces Harley-Davidson OEM #44136-92/44156-00
      1 review $81.95
      Programing Kit for Dynatek 2000I PC Programmable Ignitions Programing Kit for Dynatek 2000I PC Programmable Ignitions
      Dynatek Performance Electronics Programing Kit for Dynatek 2000I PC Programmable Ignitions
      $177.77
      "Swirl" Engine Cover 1936-1954 Harley-Davidson Big Twins - Machined Finish "Swirl" Engine Cover 1936-1954 Harley-Davidson Big Twins - Machined Finish
      Hawg Supply "Swirl" Engine Cover 1936-1954 Harley-Davidson Big Twins - Machined Finish
      $99.99
      Linkert Carburetor to S&S Manifold Adapter Plate Linkert Carburetor to S&S Manifold Adapter Plate
      Hawg Supply Linkert Carburetor to S&S Manifold Adapter Plate
      1 review $60.00
      Ratchet Top Shifter - Bend-Back Ratchet Top Shifter - Bend-Back
      Hawg Supply Ratchet Top Shifter - Bend-Back
      1 review $109.99
      3-1/2 inch Forged Aluminum Handlebar Risers - Chrome 3-1/2 inch Forged Aluminum Handlebar Risers - Chrome
      Cycle Standard 3-1/2 inch Forged Aluminum Handlebar Risers - Chrome
      1 review $79.51
      8-1/2 inch Pullback Handlebar Riser Set - Black 8-1/2 inch Pullback Handlebar Riser Set - Black
      Cycle Standard 8-1/2 inch Pullback Handlebar Riser Set - Black
      $119.70
      8-1/2 inch Pullback Handlebar Riser Set - Chrome 8-1/2 inch Pullback Handlebar Riser Set - Chrome
      Cycle Standard 8-1/2 inch Pullback Handlebar Riser Set - Chrome
      1 review $119.70
      6-1/2 inch Forged Aluminum Handlebar Risers - Black 6-1/2 inch Forged Aluminum Handlebar Risers - Black
      Drag Specialties 6-1/2 inch Forged Aluminum Handlebar Risers - Black
      $131.79
      6-1/2 inch Forged Aluminum Handlebar Risers - Chrome 6-1/2 inch Forged Aluminum Handlebar Risers - Chrome
      Drag Specialties 6-1/2 inch Forged Aluminum Handlebar Risers - Chrome
      $71.02
      6-1/2 inch Pullback Handlebar Riser Set - Chrome 6-1/2 inch Pullback Handlebar Riser Set - Chrome
      Drag Specialties 6-1/2 inch Pullback Handlebar Riser Set - Chrome
      $157.54
      4-1/2 inch Pullback Handlebar Riser Set - Black 4-1/2 inch Pullback Handlebar Riser Set - Black
      Drag Specialties 4-1/2 inch Pullback Handlebar Riser Set - Black
      $133.85
      4-1/2 inch Pullback Handlebar Riser Set - Chrome 4-1/2 inch Pullback Handlebar Riser Set - Chrome
      Drag Specialties 4-1/2 inch Pullback Handlebar Riser Set - Chrome
      $133.85
      Shift Lever - 1982-1994 Harley-Davidson FXR - Chrome - OEM #34599-81 Shift Lever - 1982-1994 Harley-Davidson FXR - Chrome - OEM #34599-81
      Cycle Standard Shift Lever - 1982-1994 Harley-Davidson FXR - Chrome - OEM #34599-81
      $28.91
      1 inch Contour Billet Brake Master Cylinder 11/16" Bore - Chrome 1 inch Contour Billet Brake Master Cylinder 11/16" Bore - Chrome
      Performance Machine 1 inch Contour Billet Brake Master Cylinder 11/16" Bore - Chrome
      $461.95
      1 inch Contour Billet Clutch Lever Assembly - Chrome 1 inch Contour Billet Clutch Lever Assembly - Chrome
      Performance Machine 1 inch Contour Billet Clutch Lever Assembly - Chrome
      $343.95
      412 Series 12" Shocks Chrome With Short Covers 1973-1986 Harley-Davidson Shovelheads 412 Series 12" Shocks Chrome With Short Covers 1973-1986 Harley-Davidson Shovelheads
      Progressive Suspension 412 Series 12" Shocks Chrome With Short Covers 1973-1986 Harley-Davidson Shovelheads
      $379.95
      412 Series 12" Shocks Chrome With Full Covers 1973-1986 Harley-Davidson Shovelheads
      Progressive Suspension 412 Series 12" Shocks Chrome With Full Covers 1973-1986 Harley-Davidson Shovelheads
      $454.95
      Axle for Inline Springer Front Forks - CAD Plated Axle for Inline Springer Front Forks - CAD Plated
      Samwel Supplies Axle for Inline Springer Front Forks - CAD Plated
      1 review $64.78
      Axle for Inline Springer Front Forks - Chrome Plated Axle for Inline Springer Front Forks - Chrome Plated
      Samwel Supplies Axle for Inline Springer Front Forks - Chrome Plated
      $63.41
      Axle for Inline Springer Front Forks - Parkerized Axle for Inline Springer Front Forks - Parkerized
      Samwel Supplies Axle for Inline Springer Front Forks - Parkerized
      $55.63
      #3748-1 Steering Damper Friction Washer And Windshield Mount 1924-1929 Harley-Davidson LT/QT 1930- 1967 Big Twins 1937-1957 45's/Servi-car - Parkerized
      Colony #3748-1 Steering Damper Friction Washer And Windshield Mount 1924-1929 Harley-Davidson LT/QT 1930- 1967 Big Twins 1937-1957 45's/Servi-car - Parkerized
      $11.00
      #3747-2 Steering Damper Friction Washers 1930-1948 Harley-Davidson All Models 1949-1957 45's/Servi-car
      Colony #3747-2 Steering Damper Friction Washers 1930-1948 Harley-Davidson All Models 1949-1957 45's/Servi-car
      $22.00
      #3743-5 Disc Brake Rotor Allen Screws 1982-1985 Harley-Davidson FLT Cast Wheels - Zinc Plated
      Colony #3743-5 Disc Brake Rotor Allen Screws 1982-1985 Harley-Davidson FLT Cast Wheels - Zinc Plated
      $13.20
      #3739-1 Chain Housing Plug 1980-1984 Harley-Davidson FLT 1983-1984 FXRT
      Colony #3739-1 Chain Housing Plug 1980-1984 Harley-Davidson FLT 1983-1984 FXRT
      $13.75
      #3738-1 Pinion Gear Nut 1990-1992 Harley-Davidson Big Twins
      Colony #3738-1 Pinion Gear Nut 1990-1992 Harley-Davidson Big Twins
      $17.05
      #3709-5 Disc Brake Rotor Allen Screw Kit 1980-1981 Harley-Davidson FLT Cast Wheels - Zinc Plated
      Colony #3709-5 Disc Brake Rotor Allen Screw Kit 1980-1981 Harley-Davidson FLT Cast Wheels - Zinc Plated
      $12.10
      #3706-5 Dash Cover Mounting Kit 1936-1946 Harley-Davidson Twins - Chrome Plated
      Colony #3706-5 Dash Cover Mounting Kit 1936-1946 Harley-Davidson Twins - Chrome Plated
      $5.50
      #3655-1 Linkert High Speed Needle 1936-1939 Harley-Davidson OHV - CAD Plated
      Colony #3655-1 Linkert High Speed Needle 1936-1939 Harley-Davidson OHV - CAD Plated
      $29.99
      #2698-1 Linkert 1st Type High Speed Needle 1936-1939 Harley-Davidson OHV - CAD Plated
      Colony #2698-1 Linkert 1st Type High Speed Needle 1936-1939 Harley-Davidson OHV - CAD Plated
      $29.99
      Bearing Adjuster Nut Socket for Springer Forks Bearing Adjuster Nut Socket for Springer Forks
      The Cyclery Bearing Adjuster Nut Socket for Springer Forks
      $108.50
      Reproduction Bearing Adjuster Nuts for Springer Forks - Chrome Reproduction Bearing Adjuster Nuts for Springer Forks - Chrome
      Samwel Supplies Reproduction Bearing Adjuster Nuts for Springer Forks - Chrome
      $74.88
      Reproduction Bearing Adjuster Nuts for Springer Forks - CAD Plated Reproduction Bearing Adjuster Nuts for Springer Forks - CAD Plated
      Samwel Supplies Reproduction Bearing Adjuster Nuts for Springer Forks - CAD Plated
      $54.43
      Springer Fork Windshield Apron/Guard Springer Fork Windshield Apron/Guard
      The Cyclery Springer Fork Windshield Apron/Guard
      $76.25
      Classic Inline Springer Front Fork - Bare Steel/Chrome Springs - Stock Length Classic Inline Springer Front Fork - Bare Steel/Chrome Springs - Stock Length
      Samwel Supplies Classic Inline Springer Front Fork - Bare Steel/Chrome Springs - Stock Length
      $2,338.35
      Classic Inline Springer Front Fork - Bare Steel/Black Springs - Stock Length Classic Inline Springer Front Fork - Bare Steel/Black Springs - Stock Length
      Samwel Supplies Classic Inline Springer Front Fork - Bare Steel/Black Springs - Stock Length
      $2,338.35
      Classic Inline Springer Front Fork - Black/Chrome Springs 4" Over Length Classic Inline Springer Front Fork - Black/Chrome Springs 4" Over Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Chrome Springs 4" Over Length
      $2,469.12
      Classic Inline Springer Front Fork - Black/Chrome Springs 2" Over Length Classic Inline Springer Front Fork - Black/Chrome Springs 2" Over Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Chrome Springs 2" Over Length
      $2,403.68
      Classic Inline Springer Front Fork - Black/Chrome Springs 2" Under Length Classic Inline Springer Front Fork - Black/Chrome Springs 2" Under Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Chrome Springs 2" Under Length
      $2,371.01
      Classic Inline Springer Front Fork - Black/Chrome Springs - Stock Length Classic Inline Springer Front Fork - Black/Chrome Springs - Stock Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Chrome Springs - Stock Length
      $2,215.89
      Classic Inline Springer Front Fork - Black/Black Springs 2" Over Length Classic Inline Springer Front Fork - Black/Black Springs 2" Over Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Black Springs 2" Over Length
      $2,403.68
      Classic Inline Springer Front Fork - Black/Black Springs 2" Under Length Classic Inline Springer Front Fork - Black/Black Springs 2" Under Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Black Springs 2" Under Length
      $2,371.01
      Classic Inline Springer Front Fork - Black/Black Springs - Stock Length Classic Inline Springer Front Fork - Black/Black Springs - Stock Length
      Samwel Supplies Classic Inline Springer Front Fork - Black/Black Springs - Stock Length
      $2,371.01
      Springbrake Disc Brake Kit for I-Beam And Classic Springer Forks - 1978-1999 Narrow Dual Flange Front Hub Springbrake Disc Brake Kit for I-Beam And Classic Springer Forks - 1978-1999 Narrow Dual Flange Front Hub
      Cannonball Springbrake Disc Brake Kit for I-Beam And Classic Springer Forks - 1978-1999 Narrow Dual Flange Front Hub
      $1,735.88
      Extended Crossover Shaft For Use With Stealthstarter Electric Starter Kit Rigid Frame 4 Speed Harley-Davidson Big Twins
      Cannonball Extended Crossover Shaft For Use With Stealthstarter Electric Starter Kit Rigid Frame 4 Speed Harley-Davidson Big Twins
      $90.61
      Extended Throwout Bearing for Stealthstarter Electric Starter 1975-1984 4 Speed Harley-Davidson Big Twins Extended Throwout Bearing for Stealthstarter Electric Starter 1975-1984 4 Speed Harley-Davidson Big Twins
      Cannonball Extended Throwout Bearing for Stealthstarter Electric Starter 1975-1984 4 Speed Harley-Davidson Big Twins
      $90.54
      Harley-Davidson Big Twin motorcycles are legendary for their raw power, distinctive style, and unmatched capacity for customization. From the Flathead and Knucklehead to the Panhead, Shovelhead, Evo, and Twin Cam, each Big Twin engine carries its...
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      Harley-Davidson Big Twin Parts FAQ

      Which models are considered Big Twins?
      Big Twins refer to larger displacement Harley-Davidsons, including Flathead, Knucklehead, Panhead, Shovelhead, Evo, and Twin Cam.
      Do I need any special tools for installing custom Big Twin parts?
      Basic hand tools usually suffice, but some installations (like welding) may require specialized equipment or professional assistance.
      Can I return items if they don’t fit my Big Twin?
      Absolutely. As long as the part is in original, unused condition, you can return it according to our standard return policy.