Steel Thunder Custom Cycles - Parts and accessories for your American V-Twin Custom Chopper or Harley Davidson Motorcycle.©


Seats for American V-Twin Custom Chopper and Harley Davidson Motorcycles.

We have moved the motorcycle seats on to their own pages:

Seats for V-Rod are on the V-Rod page.



Several ways to navigate this site! Use this navigation bar or go to our SITE MAP for an alphabetical listing and search tool.

Home Page - Steel Thunder Custom Cycles

Bike Kits- Complete Motorcycle Kits & Rolling Chassis Kits
Electrical - Electronic and points type ignition parts & accessories, headlights, taillights, turn signals, license plate mounts, horns, batteries & related, wiring & wiring harnesses.
Frame/Body - Frames, rear forks, fenders, shocks, seats, engine mounts, jiffy stands, footrests, footboards, highway bars, luggage racks, sissy bars, saddlebag supports and related items. Mirrors.
Front End - Front forks, fork brackets, headlight housings & covers, fork tubes, & internals, fork sliders, springer front ends and springer related parts, windshields.
Control - Brake lines & fittings, cables, forward controls, handlebar controls, handlebars & related, speedometers, tachometers, dashes & related, mirrors, rear brake control & related, shift controls and jockey control parts.
Wheel - Wheel assemblies, axles & related parts, brake discs, brake pads, brake calipers & related, brake disc hardware, drum brakes, wheel hubs & related, rims, spokes, tires and inner tubes.
Engine - Engines and parts on and in the engine and started drive parts (excluding electrical, ignition and carburetor.)
Drive Train - Everything for Standard and Wide Tire primary drive train and final drive train, transmissions, shifters, kick starters, clutches, drive chains, chain adjusters, sprockets, belt drives, chain covers, chain guards and all related parts.
Fuel (Gas, Oil, Air) - Gas tanks & hardware, gas tank prep, carburetors, carburetor rebuild kits, nitrous kits, EFI parts, manifolds, oil filters, oil line kits, oil coolers, oil tanks & hardware, oil pressure gauges and oil temperature gauges, oil.
Exhaust - Exhaust systems, drag pipes, baffles, mufflers, heat shields, exhaust gaskets, exhaust studs and hardware, brackets and clamps.
General Merchandise- Tools, Clothing, Books & Manuals, Catalogs, Security, Hardware, Decorative Items, Clearance & Closeout Items, Saddlebags, Trailers.
Motorcycles -Motorcycles For Sale
Tech & Info - contact us, frequently asked questions, our credentials, terms & conditions
Photos, Fun & Links - photo pages, free biker ecards, jokes, banner links, text links, link to us, webmaster's awards
Sportster Pages - main index to Sportster product pages
Site Map - index of web site in alphabetical format. Can't find it? LOOK HERE

*FREE SHIPPING APPLIES IN CONTINTENTAL 48 UNITED STATES ONLY. AK, HI and APO/FPO will have additional shipping fees. We ship only within the U.S.A. and to APO/FPO (military addresses; weight and size restrictions apply, a $10 handling fee will be charged, plus our cost to ship). We do not accept foreign credit cards. We do not ship to Puerto Rico.

Prefer to call in your order to Steel Thunder? Call toll-free: 1-866-889-7828. 9-5 CST M-F.on.


These parts are for American motorcycles, we do not carry parts for foreign makes.



Steel Thunder Custom Cycles

152 York Drive

Marshfield, MO 65706