Big Twin Suspension

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      118 products
      The TC Bros. Extended Fork Tube Kit +6" 39mm for Sportster/ Dyna Narrow Glide features a Hard Chrome Finish on its Fork Tubes, providing a sleek and durable look.
      Fitment Notes: TC Bros. Extended Fork Tube Kit +6
      TC Bros.
      Extended Fork Tube Kit +6" 39mm for Sportster/ Dyna Narrow Glide
      $249.95
      117 reviews
      The TC Bros. Extended Fork Tube Kit +8" 39mm for Sportster/ Dyna Narrow Glide fits the Harley-davidson Sportster XL and the Fork Tubes XR650R xr650r x.
      TC Bros. Extended Fork Tube Kit +8
      TC Bros.
      Extended Fork Tube Kit +8" 39mm for Sportster/ Dyna Narrow Glide
      $249.95
      92 reviews
      The TC Bros. Extended Fork Tube Kit +4" 39mm for Sportster/ Dyna Narrow Glide features a Hard Chrome Finish on the Fork Tubes for a sleek and stylish look.
      Two TC Bros. Extended Fork Tube Kit +4
      TC Bros.
      Extended Fork Tube Kit +4" 39mm for Sportster/ Dyna Narrow Glide
      $249.95
      45 reviews
      A Race Tech Suspension rear suspension kit with firm springs designed for Sportster scrambler and Harley off road bikes.
      Race Tech Suspension
      Race Tech Gold Valve & Fork Spring Kit (.95KG) Fits Sportster & Dyna 39mm
      $349.99
      3 reviews
      A pair of black Drag Specialties Premium Ride-Height Adjustable Shocks with adjustable spring preload and ride-height adjustability on a white background.
      Drag Specialties
      Premium Ride-Height Adjustable Shocks - 1991-2017 Dyna 13" Black
      $363.95
      A TC Bros. Fork seal kit with Gold Titanium Nitride Coated Fork Tubes "Stock Length" 49mm for FXD/FXDWG Dyna Wide Glide and o-rings for a motorcycle.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "Stock Length" 49mm for FXD/FXDWG Dyna Wide Glide
      $374.95
      8 reviews
      A set of TC Bros. Extra Narrow Triple Tree Set for 1988-2003 Harley Davidson 39mm Narrowglide, including narrow triple trees for a chopper front end.
      A TC Bros. Extra Narrow Triple Tree Set for 1988-2003 Harley Davidson 39mm Narrowglide is parked on a wooden floor in a garage.
      TC Bros.
      TC Bros. Extra Narrow Triple Tree Set for 1988-2003 Harley Davidson 39mm Narrowglide
      $399.95
      A set of TC Bros. Gold Titanium Nitride Coated Fork Tubes "+2" Length" 49mm for FXD/FXDWG Dyna Wide Glide for a motorcycle.
      A close up of a TC Bros. Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "+2" Length" 49mm for FXD/FXDWG Dyna Wide Glide
      $374.95
      11 reviews
      Sold Out
      A set of TC Bros. Gold Titanium Nitride Coated Fork Tubes +2" Length 39mm for Sportster/ Dyna Narrow Glide motorcycle.
      A motorcycle with TC Bros. Gold Titanium Nitride Coated Fork Tubes +2
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes +2" Length 39mm for Sportster/ Dyna Narrow Glide
      $374.95
      10 reviews
      TC Bros. offers TC Bros. e-gift cards for motorcycle enthusiasts.
      TC Bros.
      TC BROS. GIFT CARD
      from $10.00
      Progressive Suspension 39mm Heavy Duty Fork Spring Kit For Harley 1988-2020.
      Progressive Suspension
      Progressive 39mm Heavy Duty Fork Spring Kit For Harley 1988-2020
      $126.95
      A set of TC Bros. Gold Titanium Nitride Coated Fork Tubes Stock Length 39mm for Sportster/ Dyna Narrow Glide on a white background.
      A TC Bros. Gold Titanium Nitride Coated Fork Tubes Stock Length 39mm for Sportster/ Dyna Narrow Glide motorcycle parked in front of a building.
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes Stock Length 39mm for Sportster/ Dyna Narrow Glide
      $374.95
      16 reviews
      A pair of TC Bros. Extended Fork Tube Kit +8" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) with a Hard Chrome Finish.
      Two TC Bros Extended Fork Tube Kits +8
      TC Bros.
      Extended Fork Tube Kit +8" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83)
      $249.95
      10 reviews
      A set of TC Bros. Fork Tubes Chrome "+2" Length 49mm for FXD/FXDWG Dyna Wide Glide and seals for a motorcycle.
      Two TC Bros. Fork Tubes Chrome
      TC Bros.
      Fork Tubes Chrome "+2" Length" 49mm for FXD/FXDWG Dyna Wide Glide
      $249.95
      4 reviews
      A pair of Extended Fork Tubes +2" 39mm for Sportster/ Dyna Narrow Glide with a Hard Chrome Finish for a motorcycle by TC Bros.
      Two TC Bros. Extended Fork Tubes +2
      TC Bros.
      Extended Fork Tubes +2" 39mm for Sportster/ Dyna Narrow Glide
      $249.95
      16 reviews
      A black Progressive Suspension 412 Series Shocks 13" Standard coil spring on a white background, fitting perfectly with the Harley-Davidson Sportster and FXR motorcycles.
      Progressive Suspension
      Progressive 412 Series Shocks 13" Standard, Big Twin and 77-03 Sportster
      $344.95
      A pair of TC Bros. Extended Fork Tube Kit +6" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) rods and seals for a motorcycle that fits Ironhead Sportster.
      Two Extended Fork Tube Kit +6
      TC Bros.
      Extended Fork Tube Kit +6" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83)
      $249.95
      12 reviews
      A pair of TC Bros. Fork Tubes Stock Length Chrome 49mm for FXD/FXDWG Dyna Wide Glide and o-rings for a motorcycle.
      Two TC Bros. Fork Tubes Stock Length Chrome 49mm for FXD/FXDWG Dyna Wide Glide on a white background.
      TC Bros.
      Fork Tubes Stock Length Chrome 49mm for FXD/FXDWG Dyna Wide Glide
      $249.95
      6 reviews
      A set of TC Bros. Extended Fork Tube Kit Chrome +2" Length 41mm for FXST/ FXDWG Dyna Wide Glide with hard chrome plating on a white background.
      Two TC Bros. Extended Fork Tube Kit Chrome +2
      TC Bros.
      Extended Fork Tube Kit Chrome +2" Length 41mm for FXST/ FXDWG Dyna Wide Glide
      $249.95
      2 reviews
      A set of TC Bros. fork tubes with a hard chrome finish and the appropriate fitment for a FXD/FXDWG Dyna Wide Glide motorcycle.
      Two TC Bros. Fork Tubes Chrome +4
      TC Bros.
      Fork Tubes Chrome +4" Length 49mm for FXD/FXDWG Dyna Wide Glide
      $249.95
      7 reviews
      A blue hose with a black handle, designed to be used as a Motion Pro Steering Bearing Race Install/Removal Tool for Harley Davidson Motorcycles' Steering Bearing Race.
      A blue and black Motion Pro nut and bolt set for a Harley Davidson motorcycle, including the Steering Bearing Race Install/Removal Tool for the steering bearing race.
      Motion Pro
      Steering Bearing Race Install/Removal Tool For Harley Davidson Motorcycles
      $114.99
      A set of TC Bros. chrome fork tubes with a hard chrome finish on a white background.
      Two TC Bros. Fork Tubes Stock Length Chrome 41mm for FXST/ FXDWG Dyna Wide Glide with a hard chrome finish on a white background.
      TC Bros.
      Fork Tubes Stock Length Chrome 41mm for FXST/ FXDWG Dyna Wide Glide
      $249.95
      A blue and black rim with a Motion Pro 49mm Ringer Fork Seal Driver on a white background.
      A person with blue gloves uses a Motion Pro 49mm Ringer Fork Seal Driver for a no-slip grip while holding a pipe.
      Motion Pro
      49mm Ringer Fork Seal Driver
      $52.99
      A pair of TC Bros. Gold Titanium Nitride Coated Fork Tubes "Stock Length" 49mm for 2018-UP M8 Softail and seals.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "Stock Length" 49mm for 2018-UP M8 Softail
      $374.95
      A set of Moto Iron® 39mm Fork Seal Kit Fits 39mm Narrow Glide Sportster/Dyna rubber seals for the front ends of a Harley motorcycle.
      A set of Moto Iron® 39mm Fork Seal Kit Fits 39mm Narrow Glide Sportster/Dyna, specifically designed for Harley front ends.
      Moto Iron®
      39mm Fork Seal Kit Fits 39mm Narrow Glide Sportster/Dyna
      $26.95
      19 reviews
      A set of Gold Titanium Nitride Coated Fork Tubes "Stock Length" 41mm for FXST/ FXDWG Dyna Wide Glide, manufactured by TC Bros., with gold-plated piston rods and seals.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "Stock Length" 41mm for FXST/ FXDWG Dyna Wide Glide
      $374.95
      5 reviews
      A pair of TC Bros. Extended Fork Tube Kit +4" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) stainless steel rods with a Hard Chrome finish fitment and seals for a motorcycle.
      Two TC Bros. Extended Fork Tube Kit +4
      TC Bros.
      Extended Fork Tube Kit +4" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83)
      $249.95
      4 reviews
      A set of Patriot Suspension - 49mm Genesis Series Fork Spring Kit on a white background.
      Patriot Suspension
      Patriot Suspension - 49mm Genesis Series Fork Spring Kit
      $259.95
      A bottle of Maxima Fork Suspension Oil 20Wt. 1 Quart on a white background.
      Maxima
      Fork Suspension Oil 20Wt. 1 Quart
      $16.49
      9 reviews
      Two Performance Machine - Black 49MM Fork Dust Caps on a white background.
      Performance Machine
      Performance Machine - Black 49MM Fork Dust Cap fits '06-'17 Dyna, '18-Up M8 Softail Models
      $60.95
      A Moto Iron® Fitment set of 49mm Fork Seal Kit Fits Milwaukee 8 M8 Softail Harley for a Milwaukee 8 motorcycle.
      Moto Iron®
      49mm Fork Seal Kit Fits Milwaukee 8 M8 Softail Harley
      $29.95
      A Custom Fork Brace for Harley Narrow Glide Front End - Black bracket on a white background.
      Mid-USA
      Custom Fork Brace for Harley Narrow Glide Front End - Black
      $79.95
      7 reviews
      A black and blue 39mm Ringer Fork Seal Driver with an innovative design and a blue Motion Pro handle.
      A person holding a Motion Pro 39mm Ringer Fork Seal Driver.
      Motion Pro
      39mm Ringer Fork Seal Driver
      $52.99
      Two black Burly Slammer 10.5" Shocks for Harley Davidson Dyna FXD 1991-2015 on a white background.
      Two Burly Slammer 10.5
      Burly
      Burly Slammer 10.5" Shocks for Harley Davidson Dyna FXD 1991-2015 - Black
      $252.95
      2 reviews
      A pair of Premium Ride-Height Adjustable Shocks - 1991-2017 Dyna 12" Black by Drag Specialties for a motorcycle, featuring adjustable spring preload and custom mounting capability.
      Drag Specialties
      Premium Ride-Height Adjustable Shocks - 1991-2017 Dyna 12" Black
      $356.95
      Assorted mechanical parts including springs, Race Tech Gold Valve & Fork Spring Kit - 49mm (1.20 kg) for Touring, Dyna, V-Rod Models, screws, and a rod, arranged on a white background.
      Race Tech Suspension
      Race Tech Gold Valve & Fork Spring Kit - 49mm (1.20 kg) for Touring, Dyna, V-Rod Models
      $349.99
      Assorted suspension parts, including the Race Tech Gold Valve & Fork Spring Kit - 49mm (1.10 kg) for Touring, Dyna, V-Rod Models and hardware, isolated on a white background.
      Race Tech Suspension
      Race Tech Gold Valve & Fork Spring Kit - 49mm (1.10 kg) for Touring, Dyna, V-Rod Models
      $349.99
      A Mid-USA Tapered Steering Neck Bearing (Sold Ea) on a white background.
      A Mid-USA Tapered Steering Neck Bearing (Sold Ea) all models, FX & FXR all years, Sportster 82-up HD# 48300-60 on a white background.
      Mid-USA
      Tapered Steering Neck Bearing (Sold Ea)all models, FX & FXR all years, Sportster 82-up HD# 48300-60
      $12.95
      9 reviews
      A set of Gold Titanium Nitride Coated Fork Tubes "+4" Length" 49mm for FXD/FXDWG Dyna Wide Glide and seals by TC Bros. for a motorcycle.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "+4" Length" 49mm for FXD/FXDWG Dyna Wide Glide
      $374.95
      5 reviews
      A set of Hidden Internal Fork Stop Kits for Harley-Davidson motorcycles by Pro-One.
      Pro-One
      Hidden Internal Fork Stop Kit for Harley Davidson Models
      $94.95
      A chrome Drag Specialties 1966-1986 Harley FL FX Chrome Kickstand Kit for a Harley-Davidson.
      Drag Specialties
      1966-1986 Harley FL FX Chrome Kickstand Kit
      $79.95
      A set of Wyatt Gatling Chrome Neck Cup Kit With Hidden Fork Stop 1949-1987 Harley-Davidson Big Twins.
      Wyatt Gatling
      Chrome Neck Cup Kit With Hidden Fork Stop 1949-1987 Harley-Davidson Big Twins
      $78.78
      A set of Patriot Suspension - 39mm Genesis Series Fork Spring Kit by Patriot Suspension on a white background.
      Patriot Suspension
      Patriot Suspension - 39mm Genesis Series Fork Spring Kit
      $223.95
      A Mid-USA chrome handlebar bracket made of 3/16" thick steel, with a Custom Fork Brace for Harley Narrow Glide Front End - Chrome.
      Mid-USA
      Custom Fork Brace for Harley Narrow Glide Front End - Chrome
      $79.95
      A set of Wyatt Gatling Chrome Neck Cup Kit w/ Fork Stops for Harley Davidson Big Twins on a white background.
      Wyatt Gatling
      Chrome Neck Cup Kit w/ Fork Stops for Harley Davidson Big Twins
      $77.07
      A set of TC Bros. Gold Titanium Nitride Coated Fork Tubes "+2 Length" 49mm for 2018-UP M8 Softail, including Gold Titanium Nitride Coating.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "+2 Length" 49mm for 2018-UP M8 Softail
      $374.95
      A set of brass hoses and seals with TC Bros.'s Gold Titanium Nitride Coated Fork Tubes "+2" Length" 41mm for FXST/ FXDWG Dyna Wide Glide for a motorcycle.
      A pair of Gold Titanium Nitride Coated Fork Tubes
      TC Bros.
      Gold Titanium Nitride Coated Fork Tubes "+2" Length" 41mm for FXST/ FXDWG Dyna Wide Glide
      $374.95
      Wyatt Gatling Chrome Front Acorn Style Axle Kit - 9" Long - 5/8" Diameter with metal bolt, threaded end, and three accompanying nuts.
      Wyatt Gatling
      Chrome Front Acorn Style Axle Kit - 9" Long - 5/8" Diameter
      $45.80
      A set of Burly Lowboy Fork Lowering Kit - 39mm 99-05 FXD Dyna 88-15 XL Sportster for ride performance on a white background.
      Burly
      Burly Lowboy Fork Lowering Kit - 39mm 99-05 FXD Dyna 88-15 XL Sportster
      $120.95
      Two Drag Specialties Upper and Lower Fork Stem Dust Shield Covers for Harley Davidson on a white background for Timken style steering stem bearings.
      Drag Specialties
      Upper and Lower Fork Stem Dust Shield Covers for Harley Davidson
      $12.95
      A bottle of Spectro Heavy Duty Fork Oil - 20 wt. (Type E) - 1 Quart, Spectro brand on a white background.
      Spectro
      Spectro Heavy Duty Fork Oil - 20 wt. (Type E) - 1 Quart
      $18.95
      Assorted suspension components including springs, washers, bushings, and a Race Tech Gold Valve & Fork Spring Kit - 49mm (1.30 kg) for Touring, Dyna, V-Rod Models from Race Tech Suspension.
      Race Tech Suspension
      Race Tech Gold Valve & Fork Spring Kit - 49mm (1.30 kg) for Touring, Dyna, V-Rod Models
      $349.99
      Assorted Race Tech Suspension front-end suspension parts including a white tube, springs, bushings, and washers on a white background.
      Race Tech Suspension
      Race Tech Gold Valve & Fork Spring Kit - 49mm (1.50 kg) for Touring, Dyna, V-Rod Models
      $349.99
      A bottle of Maxima Premium V-Twin Fork Oil on a white background.
      Maxima
      Maxima Premium V-Twin Fork Oil - 10wt - 1 quart
      $16.49
      A pair of high quality 39mm Fork Boot Gaiters for Harley Models - 7" Long by Drag Specialties on a white background.
      Drag Specialties
      39mm Fork Boot Gaiters for Harley Models - 7" Long
      $28.95
      A Pair of Drag Specialties 39mm Fork Tube Bushings (pair) .588" wide OEM#45461-87 (99-05 Dyna 88-15 Sportster) on a black background.
      Drag Specialties
      39mm Fork Tube Bushings (pair) .588" wide OEM#45461-87 (99-05 Dyna 88-15 Sportster)
      $12.95
      8 reviews
      A 49mm Fork Seal Kit for Dyna/Touring Wide Glide motorcycles, includes a set of rubber seals and rings manufactured by James Gaskets.
      James Gaskets
      49mm Fork Seal Kit Fits 49mm Dyna/Touring Wide Glide Front Forks
      $31.95
      A pair of TC Bros. Extended Fork Tube Kit +2" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) with a Hard Chrome Finish on a white background.
      Two Extended Fork Tube Kit +2
      TC Bros.
      Extended Fork Tube Kit +2" 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83)
      $249.95
      1 review
      A pair of TC Bros. Fork Tube Kit Stock Length 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) sprockets and seals on a white background.
      Two TC Bros. Fork Tube Kit Stock Length 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83) on a white background.
      TC Bros.
      Fork Tube Kit Stock Length 35mm for Ironhead Sportster (XL 75-83) & Super Glide (FX 76-83)
      $249.95
      3 reviews
      A Mid-USA Custom black motorcycle handlebar with holes on it.
      Mid-USA
      Custom Fork Brace for Harley Wide Glide Front End - Black
      $79.95
      Check out our high performance gold fork tube kits and extended chrome tubes for many Harley models. Available in 35mm 39mm 41mm & 49mm diameter.