Frames are EXCLUDED from the $99 & up Free Economy Shipping special.
For more info on frame shipping see the Frames section of the FAQ.
Transform your Ironhead Sportster into a clean, rigid chopper with this Weld-On Hardtail Rear Frame Section, designed for Harley-Davidson Sportsters from 1952-1981. Whether you’re building a bobber, chopper, or race bike, this hardtail kit offers the perfect profile and stance with a 4-inch stretch and 2-inch drop compared to the stock wheelbase.
- Key Features:
- Fits Harley-Davidson Ironhead Sportsters (1952-1981 frame and engine)
- 4-inch stretch and 2-inch drop for a custom chopper stance
- Designed for disc brake rear wheels with 3/4″ axles
- Includes Universal Rear Chain Adjusters for precise installation
- Handcrafted from 1″ x .125″ wall crew tubing with 5/16″ thick axle plates
- Made in Cleveland, Ohio, USA, with superior craftsmanship
This weld-on hardtail eliminates the stock seat post area, creating a super-clean rigid frame thats dialed in for performance and style. Its designed to seamlessly weld onto the stock front frame section (not included), ensuring a precise fit and an authentic hardtail look.
Compatibility:
- Requires 3/4″ axle, compatible with stock axles from 1977-2003 or custom options
- Disc brake rear wheel and rigid model brake caliper bracket
- Perfect for pairing with our Horseshoe Oil Tank or Dished Clamp-On Oil Tank
- Works with Gasbox Battery Box Adapter Plate allows easy mounting of all Gasbox universal battery boxes to all Gasbox Full Frames and also features an integrated lower fender support.
Proudly made in the USA, these hardtail kits ship immediately and are ready to take your chopper build to the next level. Whether youre upgrading your Ironhead hardtail frame or starting a new project, this kit delivers unparalleled quality and performance.
Notes:
- Requires a longer chain due to the stretch.
- There are no returns on carburetors, electrical items, full frames, hardtails or made-to-order items (such as magnetos) unless there is a manufacturers defect.
Disclaimer: This weld-on hardtail rear frame section from Lowbrow Customs is designed for installation by skilled and experienced fabricators. We strongly advise that only individuals with appropriate welding and fabrication knowledge and expertise undertake the installation of this product. If you are not a trained and experienced fabricator, we recommend seeking professional assistance or guidance to ensure a secure and precise installation. Lowbrow Customs assumes no responsibility for any damage or injuries resulting from improper installation or use of this product.
In case the hardware included with your new frame purchase is damaged, lost, or just needs replaced, please purchase:
- SKU 018020 Replacement Hardware for Gasbox 1957-2003 Sportster Full Frames & Lowbrow Customs 1952-2003 Weld-On Sportster Hardtails
- SKU 018034 Replacement Tabs for Lowbrow Customs Weld-On Ironhead Hardtail Rear Frame Section for 1952-1981 H-D Sportster
Unconditional Satisfaction Guarantee
