Metric Parts

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      615 products
      Two Moto Iron® chrome motorcycle brake and clutch levers isolated on a white background.
      Two Moto Iron® chrome motorcycle brake and clutch levers isolated on a white background.
      Moto Iron®
      1" Vintage Handlebar Control Kit with Master Cylinder & Clutch (Chrome)Harley and Custom Motorcycle
      $349.95
      67 reviews
      A Moto Iron® Chrome Front 40 Spoke Spool Hub Wheel 21 x 2.15 fits Harley (3/4" Bearings) with sealed rim on a white background.
      The Chrome Front 40 Spoke Spool Hub Wheel 21 x 2.15 fits Harley (3/4
      Moto Iron®
      Chrome Front 40 Spoke Spool Hub Wheel 21 x 2.15 fits Harley (3/4" Bearings)
      $274.95
      115 reviews
      A set of TC Bros. 530 Gold Heavy Duty X-Ring Motorcycle Chain 120 Links on a white background.
      A TC Bros. 530 Gold Heavy Duty X-Ring Motorcycle Chain 120 Links is parked on the side of the road.
      TC Bros.
      TC Bros. 530 Gold Heavy Duty X-Ring Motorcycle Chain 120 Links
      $124.95
      51 reviews
      A black Moto Iron® Springer Front End Brake Caliper Kit Left Side Black for a motorcycle with a Left Side Mounting.
      A Moto Iron® Springer Front End Brake Caliper Kit Left Side Black with a left side mounting.
      Moto Iron®
      Springer Front End Brake Caliper Kit Left Side Black
      $219.95
      55 reviews
      A pair of Moto Iron® 1" Vintage Handlebar Control Kit with Master Cylinder & Clutch (Black) brake levers on a white background, designed for motorcycles.
      A Moto Iron® 1
      Moto Iron®
      1" Vintage Handlebar Control Kit with Master Cylinder & Clutch (Black) Harley and Custom Motorcycle
      $349.95
      24 reviews
      A TC Bros. black leather motorcycle seat with a diamond pleated stitching.
      A black and silver TC Bros. motorcycle parked in front of a garage, featuring TC Bros. King & Queen Hardtail Seat with black diamond pleated stitching.
      TC Bros.
      TC Bros. King & Queen Hardtail Seat Black Diamond
      $374.95
      46 reviews
      A Moto Iron® hose with two hooks on it.
      A Moto Iron® Custom Stainless Braided Brake Line Kit 5ft (Cut To Length Style) and a nut for high performance brake applications.
      Moto Iron®
      Custom Stainless Braided Brake Line Kit 5ft (Cut To Length Style)
      $59.95
      50 reviews
      An image of a high quality motorcycle with a spring on it, specifically the Moto Iron Harley Springer Front End +6" Over Chrome fits Harley Davidson.
      A diagram showing the high quality parts for the Moto Iron® Springer Front End +6
      Moto Iron®
      Springer Front End +6" Over Chrome fits Harley Davidson
      $499.95
      36 reviews
      A pair of TC Bros. bike racks on a white background.
      TC Bros. Harley-Davidson chopper.
      TC Bros.
      TC Bros. Yamaha XS650 Weld On Hardtail Frame
      $249.95
      84 reviews
      A pair of Mikuni XS650 carburetors.
      Two Mikuni XS650 Mikuni VM Roundslide 34mm Performance Carb Kit Tuned By TC Bros. for Yamaha XS650 motorcycles.
      Mikuni
      XS650 Mikuni VM Roundslide 34mm Performance Carb Kit Tuned By TC Bros.
      $434.95
      27 reviews
      A TC Bros. heavy duty stainless steel rim on a white background, perfect for vintage style.
      A vintage style motorcycle parked in front of a stone wall with TC Bros. heavy duty steel rear fenders, specifically the 6-1/4
      TC Bros.
      6-1/4" Wide Spun Steel Chopper & Bobber Fender by TC Bros Choppers
      $169.95
      63 reviews
      A TC Bros. Tall Kickback DIY Sissy Bar Kit, consisting of a pair of metal rods on a white background.
      A black motorcycle parked in front of a grassy area with a TC Bros. Tall Kickback DIY Sissy Bar Kit.
      TC Bros.
      TC Bros. Tall Kickback DIY Sissy Bar Kit
      $109.95
      42 reviews
      An XSChargeâ„¢ XS650 Permanent Magnet Alternator Kit PMA (Fits All Years) for a motorcycle, specifically the Yamaha XS650 model, that includes both the battery and the charging system.
      A XSChargeâ„¢ XS650 Permanent Magnet Alternator Kit PMA (Fits All Years) motor starter kit for a Yamaha XS650 motorcycle, including the charging system and battery.
      XS-Charge
      XSChargeâ„¢ XS650 Permanent Magnet Alternator Kit PMA (Fits All Years)
      $285.00
      39 reviews
      TC Bros. offers TC Bros. e-gift cards for motorcycle enthusiasts.
      TC Bros.
      TC BROS. GIFT CARD
      from $10.00
      A curved TC Bros. fender made of heavy duty 14 gauge steel on a white background.
      A black 5
      TC Bros.
      5" Wide Raw Steel Flat Bobber/Chopper Fender (Not a trailer fender!)
      $84.95
      37 reviews
      A pair of 1" Vintage Deco Handlebar Control Kit with Master Cylinder & Clutch (Chrome) Harley and Custom Moto brake levers and clutch on a white background by Moto Iron®.
      A pair of 1
      Moto Iron®
      1" Vintage Deco Handlebar Control Kit with Master Cylinder & Clutch (Chrome) Harley and Custom Moto
      $374.95
      An image of the TC Bros. 530H Gold Heavy Duty Motorcycle Chain 120 Links showcasing its durability and strength on a white background.
      A durable green TC Bros. motorcycle parked in front of a brick wall.
      TC Bros.
      TC Bros. 530H Gold Heavy Duty Motorcycle Chain 120 Links
      $74.95
      35 reviews
      A set of screws and bolts on a white background, perfect for your Moto Iron® Chrome Handlebar Riser Adapter for Springer Front Ends 3.5" centers project.
      Moto Iron®
      Chrome Handlebar Riser Adapter for Springer Front Ends 3.5" centers
      $99.95
      60 reviews
      A box with a battery, wires, and Boyer Bransden Micro Power Digital Ignition System Yamaha XS650.
      Boyer Bransden
      Boyer Bransden Micro Power Digital Ignition System Yamaha XS650
      $279.95
      4 reviews
      A pair of TC Bros. Tall DIY Sissy Bar Kit rods, screws, and axle plate mounting tabs on a white background.
      A motorcycle parked on the side of the road with a TC Bros. Tall DIY Sissy Bar Kit.
      TC Bros.
      TC Bros. Tall DIY Sissy Bar Kit
      $109.95
      49 reviews
      A black curved 6" Raw Steel Flat Bobber/Chopper Fender made by TC Bros. on a white background.
      A curved 6
      TC Bros.
      6" Raw Steel Flat Bobber/Chopper Fender (Not a trailer fender!)
      $84.95
      74 reviews
      A classic blackwall tire, the Shinko 270 Vintage Style Front Tire 3.00-21 57S, on a white background.
      A Shinko motorcycle tire is parked on the side of the road.
      Shinko
      Shinko 270 Vintage Style Front Tire 3.00-21 57S
      $119.95
      1 review
      A TC Bros. 530H Heavy Duty Motorcycle Chain 120 Links on a white background.
      TC Bros.
      TC Bros. 530H Heavy Duty Motorcycle Chain 120 Links
      $62.95
      13 reviews
      A high quality Moto Iron® 6" Wide Raw Steel Ribbed Bobber Fender on a white background.
      A blue Moto Iron® motorcycle with the 6
      Moto Iron®
      6" Wide Raw Steel Ribbed Bobber Fender
      $139.95
      39 reviews
      A silver Moto Iron® motorcycle tank with a 2.1 gal capacity on a white background.
      A silver Moto Iron® Wassell Style Mid Tunnel Motorcycle Gas Tank with a 2.1 gal capacity on a white background.
      Moto Iron®
      2.1 Gal Wassell Style Mid Tunnel Motorcycle Gas Tank
      $174.95
      4 reviews
      A Shinko 270 Vintage Style Front/Rear Tire 5.00-16 Black Wall 72H motorcycle tire with a classic appearance on a white background.
      A motorcycle with the Shinko 270 Vintage Style Front/Rear Tire 5.00-16 Black Wall 72H parked on the side of the road, featuring a classic appearance.
      Shinko
      Shinko 270 Vintage Style Front/Rear Tire 5.00-16 Black Wall 72H
      $144.95
      7 reviews
      An image of a Moto Iron® Springer Front End +2" Over Chrome fits Harley Davidson motorcycle.
      A diagram showing the parts for the Moto Iron® Springer Front End +2
      Moto Iron®
      Springer Front End +2" Over Chrome fits Harley Davidson
      $499.95
      16 reviews
      A pair of Moto Iron® 1" Vintage Deco Handlebar Control Kit with Master Cylinder & Clutch brake levers in black on a white background.
      A pair of Moto Iron® 1
      Moto Iron®
      1" Vintage Deco Handlebar Control Kit with Master Cylinder & Clutch (Black) Harley and Custom Moto
      $374.95
      A TC Bros. Clamp On Sissy Bar Pad on a white background, secured with a pad and clamp.
      The back of a black motorcycle with a seat and TC Bros. Clamp On Sissy Bar Pad.
      TC Bros.
      TC Bros. Clamp On Sissy Bar Pad
      $59.95
      A handmade TC Bros. King & Queen Hardtail Seat Black Pleated on a white background.
      A TC Bros. King & Queen Hardtail Seat Black Pleated motorcycle is parked in front of a garage.
      TC Bros.
      TC Bros. King & Queen Hardtail Seat Black Pleated
      $374.95
      17 reviews
      A TC Bros 5 inch Round Chopper Oil Tank Flat Ends Universal Fit metal cylinder with holes, suitable as an oil tank, made in the USA.
      A TC Bros 5 inch Round Chopper Oil Tank Flat Ends Universal Fit metal bottle made in the USA, featuring a hole in it for oil tank.
      TC Bros.
      TC Bros 5 inch Round Chopper Oil Tank Flat Ends Universal Fit
      $159.95
      39 reviews
      A TC Bros 5 inch Round Pill Style Chopper Oil Tank Universal Fit made of CNC machined stainless steel on a white background, providing a universal fit for oil storage.
      A close up of the TC Bros 5 inch Round Pill Style Chopper Oil Tank Universal Fit on a universal fit motorcycle.
      TC Bros.
      TC Bros 5 inch Round Pill Style Chopper Oil Tank Universal Fit
      $179.95
      28 reviews
      An image of a Moto Iron® Springer Front End +4" Over Chrome fits Harley Davidson motorcycle with a spring on it.
      A diagram showing the parts for the Moto Iron® Springer Front End +4
      Moto Iron®
      Springer Front End +4" Over Chrome fits Harley Davidson
      $499.95
      29 reviews
      The TC Bros. 530 Heavy Duty X-Ring Motorcycle Chain 120 Links, known for its high Tensile Strength, is showcased against a white background.
      A set of TC Bros. 530 Heavy Duty X-Ring Motorcycle Chain 120 Links with o-rings.
      TC Bros.
      TC Bros. 530 Heavy Duty X-Ring Motorcycle Chain 120 Links
      $109.95
      19 reviews
      A pair of TC Bros. Nomad Foot pegs provide excellent traction and stability for optimal performance on a white background.
      A close up of a silver TC Bros. motorcycle with a handlebar, emphasizing its traction and stability.
      TC Bros.
      TC Bros. Nomad Foot pegs for Harley Models - Knurled
      $79.95
      21 reviews
      A set of Universal Frisco Gas Tank Mounting Kit by TC Bros bolts and washers for a motorcycle, including Stainless steel button head bolts.
      A close up of a motorcycle engine with Universal Frisco Gas Tank Mounting Kit by TC Bros mild steel tophat bungs.
      TC Bros.
      Universal Frisco Gas Tank Mounting Kit by TC Bros
      $28.95
      41 reviews
      A TC Bros. Weld On Rear Ribbed Fender Mount for Bobbers & Choppers bracket with bolts and nuts featuring vintage style curves and contours.
      A close up of a Weld On Rear Ribbed Fender Mount for Bobbers & Choppers by TC Bros. with a metal handle featuring vintage style curves and contours.
      TC Bros.
      Weld On Rear Ribbed Fender Mount for Bobbers & Choppers by TC Bros.
      $21.95
      31 reviews
      A set of hardware for a Yamaha XS650 motorcycle, including a TC Bros. forward controls kit.
      A set of TC Bros. Yamaha XS650 Forward Controls Kit bolts and nuts on a white background.
      TC Bros.
      TC Bros. Yamaha XS650 Forward Controls Kit
      $199.95
      42 reviews
      A black TC Bros. Motorcycle Handlebar Bag with a zipper.
      A black TC Bros. Motorcycle Handlebar Bag with a TC Bros. logo on it, perfect for carrying riding essentials.
      TC Bros.
      TC Bros. Motorcycle Handlebar Bag
      $69.95
      5 reviews
      A Moto Iron™ chrome cylinder and two rods on a white background, featuring the Moto Iron® Springer Ride Control Front Shock Kit - Chrome and Springer front forks.
      A Moto Ironâ„¢ Springer Ride Control Front Shock Kit - Chrome on a white background provides ride control.
      Moto Iron®
      Moto Ironâ„¢ Springer Ride Control Front Shock Kit - Chrome
      $169.95
      19 reviews
      Product description: A pair of TC Bros. Dual Bag Air Ride Solo Seat Bracket Kit cylinders on a white background.
      A picture of the TC Bros. Dual Bag Air Ride Solo Seat Bracket Kit, emphasizing its SEO value for product description purposes.
      TC Bros.
      TC Bros. Dual Bag Air Ride Solo Seat Bracket Kit
      $189.95
      32 reviews
      A TC Bros. "Stop" Model A Side Mount Tail Light/License Plate Bracket with a red light and a versatile bracket.
      A TC Bros.
      TC Bros.
      TC Bros. "Stop" Model A Side Mount Tail Light/License Plate Bracket
      $99.95
      33 reviews
      A TC Bros. Yamaha XS650 Builder Exhaust Kit 1.5 Inch Diameter for a car, specifically designed for a Yamaha XS650.
      The TC Bros. Yamaha XS650 Builder Exhaust Kit 1.5 Inch Diameter includes enough material to make this custom exhaust.
      TC Bros.
      TC Bros. Yamaha XS650 Builder Exhaust Kit 1.5 Inch Diameter
      $99.95
      27 reviews
      A set of TC Bros. Universal Weld-On Hardtail Frame Kit parts made from tubing for a motorcycle.
      TC Bros. to TC Bros. part hh-111 Universal Weld-On Hardtail Frame Kit.
      TC Bros.
      TC Bros. Universal Weld-On Hardtail Frame Kit
      $139.95
      49 reviews
      A Moto Iron® Black Front 40 Spoke Spool Hub Wheel 21 x 2.15, with sealed rim and 3/4" bearings, on a white background.
      A close up image of a Moto Iron® Black Front 40 Spoke Spool Hub Wheel 21 x 2.15 with spokes and 3/4
      Moto Iron®
      Black Front 40 Spoke Spool Hub Wheel 21 x 2.15 fits Harley (3/4" Bearings)
      $274.95
      19 reviews
      A Moto Iron® Front Brake Master Cylinder for 1" Motorcycle Handlebars - Black on a white background with master cylinder.
      A Moto Iron® Front Brake Master Cylinder for 1
      Moto Iron®
      Front Brake Master Cylinder for 1" Motorcycle Handlebars - Black
      $69.95
      25 reviews
      A TC Bros. Kickback DIY Sissy Bar Kit and a set of screws for bike installation.
      A TC Bros. Kickback DIY Sissy Bar Kit with blue tape on it is sitting in a garage.
      TC Bros.
      TC Bros. Kickback DIY Sissy Bar Kit
      $99.95
      37 reviews
      A pair of TC Bros. metal rods and a set of TC Bros. screws, ideal for constructing a DIY Sissy Bar Kit for your bike.
      A TC Bros. Original DIY Sissy Bar Kit is parked in a garage.
      TC Bros.
      TC Bros. Original DIY Sissy Bar Kit
      $99.95
      19 reviews
      The Antigravity Lithium Battery - 12 Cell AG-1201 - Small Case, by AntiGravity, is a compact form factor lithium-ion battery consisting of 12 cells.
      AntiGravity
      Antigravity Lithium Battery - 12 Cell AG-1201 - Small Case
      $219.95
      TC Bros. Hardtail Rigid Mount Solo Seat Black Diamond, with diamond stitching style.
      A black and silver motorcycle, featuring TC Bros. Sportster weld-on hardtails, parked in front of a garage.
      TC Bros.
      TC Bros. Hardtail Rigid Mount Solo Seat Black Diamond
      $174.95
      20 reviews
      A pair of Moto Iron® chrome wall brackets on a white background.
      A pair of Moto Iron® chrome removable front fender mounts for Springer front ends on a white background, perfect for Harley narrowglide enthusiasts.
      Moto Iron®
      Chrome Removable Front Fender Mounts For Springer Front Ends (fits Moto Iron Springers)
      $94.95
      5 reviews
      A compact mirror with a minimalist design, this 3" Round Vintage Style Chrome Shorty Motorcycle Mirror from Moto Iron® features a screw and nut.
      A Moto Iron® 3
      Moto Iron®
      3" Round Vintage Style Chrome Shorty Motorcycle Mirror
      $32.95
      23 reviews
      A side view of a Yamaha XS650 motorcycle's Pandemonium 2 into 1 XS650 exhaust system in a workshop setting.
      A side view of a Yamaha XS650 motorcycle's Pandemonium 2 into 1 XS650 exhaust system in a workshop setting.
      Pandemonium
      Pandemonium 2 into 1 XS650 Exhaust System
      $450.00
      A vintage-style Moto Iron® Rectangle Chopper Headlight - Chrome - Clear Lens on a white background.
      A classic Moto Iron® Rectangle Chopper Headlight - Chrome - Clear Lens on a white background.
      Moto Iron®
      Rectangle Chopper Headlight - Chrome - Clear Lens
      $69.95
      A Moto Iron® Rockers and Pivot Bolts Set for Moto Iron® Springer Front Ends.
      A set of Moto Iron Rockers and Pivot Bolts Set for Springer Front Ends by Moto Iron®, including Pivot Bolts.
      Moto Iron®
      Moto Iron Rockers and Pivot Bolts Set for Springer Front Ends
      $89.95
      21 reviews
      An image of a high quality motorcycle with a Moto Iron® Springer Front End +2" Over Black fits Harley Davidson and a pair of wheels on a white background.
      A diagram showing the high quality parts for the Moto Iron® Springer Front End +2
      Moto Iron®
      Springer Front End +2" Over Black fits Harley Davidson
      $499.95
      11 reviews
      A TC Bros. Chrome Weld On Kick Stand for 1-1/8" Frame Tubing handle with a chrome frame on a white background.
      A TC Bros. Chrome Weld On Kick Stand for 1-1/8
      TC Bros.
      TC Bros. Chrome Weld On Kick Stand for 1-1/8" Frame Tubing
      $79.95
      12 reviews
      A TC Bros. Black 33 Ford Replica Side Mount Tail Light/License Plate Bracket motorcycle tail light with a red light and side mount license plate.
      TC Bros offers various Mounting Options for side mount license plate installation, including a TC Bros. Black 33 Ford Replica Side Mount Tail Light/License Plate Bracket.
      TC Bros.
      TC Bros. Black 33 Ford Replica Side Mount Tail Light/License Plate Bracket
      $99.95
      27 reviews
      A white Shinko 270 Vintage Style Front/Rear Tire 5.00-16 White Wall 72H on a white background.
      Shinko
      Shinko 270 Vintage Style Front/Rear Tire 5.00-16 White Wall 72H
      $178.95
      Description: TC Bros., known for their iconic American steel tubing, offers a selection of TC Bros. 7/8" Ape Hanger Handlebars - 15" Black Powdercoated that are perfect for any Harley-Davidson enthusiast.
      A TC Bros. 7/8
      TC Bros.
      TC Bros. 7/8" Ape Hanger Handlebars - 15" Black Powdercoated
      $54.95
      22 reviews

      Custom Metric Motorcycle Parts for Your Build. The Metric Parts collection at TC Bros exists to support riders and builders customizing Honda, Yamaha, Kawasaki, Suzuki, and other metric motorcycles. This category features a wide range of high-quality components, including hardtail frames, exhaust kits, fuel tanks, and handlebars, all engineered to enhance your bike’s performance, functionality, and style. Whether you're crafting a vintage-inspired cafe racer, a sleek bobber, or a rugged scrambler, our metric motorcycle parts provide the precision and durability you need to bring your custom vision to life.