Answering buyers seeking a reliable trike conversion experience for Harley Sportster models, this guide highlights top conversion kits and compatible accessories. The recommended kits are selected for compatibility with Sportster frames, ease of installation, and durability. Best for DIY enthusiasts, professional shops, and riders upgrading their mid-size bikes to three-wheel stability, these options cover complete trike kits, drivetrain conversions, fender protection, and signal relocation. Use the quick reference table to compare key points at a glance.
| Product | Best For | Notes |
|---|---|---|
| Lowrider 12-16″ Trike Conversion Kit | Budget-friendly conversion | Includes 1-speed coaster; wheels/tubes sold separately |
| HTTMT Chain Drive Transmission Sprocket Kit | Chain-drive Sportster builds | Converts from belt to chain drive |
| OG LOWRIDER Classic 26″ Fender Set | Protection and aesthetics | Chrome, 3-piece set for hollow hub kits |
| HDBUBALUS Front Turn Signal Relocation Kit | Clean front-end look | Relocates signals to triple tree |
| MoKitDora Front Turn Signal Relocation Kit | Compatibility and install ease | 39-49mm forks, comprehensive hardware |
Lowrider 12-16″ Trike Conversion Kit 1 Speed Coaster
The Lowrider kit is designed to convert a 12″ or 16″ bike into a trike with a 5/8″ axle. It’s best for riders who want a straightforward, single-speed trike setup without multiple drivetrain options. The kit is sold as pictured and requires separate purchase of wheels, tires, tubes, and rim strips. Ideal for riders prioritizing a simple, cost-effective conversion and basic three-wheel stability.
Best for: hobbyists and weekend riders who want a quick trike conversion with minimal complexity. Limitation: additional components are required to complete the build, which may add to overall setup time.
VPZMT Adjustable Rear Lowering Kit for Sportster
VPZMT’s rear lowering kit fits Harley Sportster models from 2000-2015, with compatibility extended to a range of popular variants. This kit is best for riders seeking lowered rear suspension for improved stance and center of gravity during trike conversions. It emphasizes durability and versatility across multiple Sportster configurations. A suitable upgrade when lowering the rear is a priority for stability and handling in three-wheel setups.
Best for: Sportster owners who want a lowered rear profile to improve balance on a trike build. Limitation: specific model-year fitment, so verify compatibility with your exact bike before purchase.
Fenix Tricycle Trike Conversion Kit Chrome (20″ Bicycles)
Fenix offers a chrome tricycle conversion kit sized for 20″ bicycles, with applicability to certain lowrider bicycle conversions that share a similar wheel diameter. This kit is included for reference when considering cross-compatibility with three-wheel setups on Sportster-inspired builds, though it may require adapters for Harley frames. Its chrome finish provides a polished look for custom builds where aesthetics matter as much as function.
Best for: riders exploring cross-brand compatibility or seeking a chrome-plated finish. Limitation: size and frame compatibility may require adapters for Sportster-specific chassis.
HTTMT Chain Drive Transmission Sprocket Kit
HTTMT’s kit is designed to convert belt-drive Sportster models to chain drive, adding a stronger chain option and a redesigned rear spacer. This is a practical upgrade for trike builds where chain drive provides improved reliability and maintenance clarity. The kit is described as high quality with a newly updated configuration to support daily riding and longer-term durability.
Best for: Sportster riders who want a more robust chain-drive setup for their trike conversion. Limitation: belt-to-chain conversion may require additional alignment and mounting adjustments.
TCMT Footpegs Extended Reach Forward Control Kit
TCMT’s forward control kit extends reach and provides complete assemblies for both brake and shifter sides. Made from aluminum, steel, and rubber, the kit is designed to bolt onto front motor mounts for straightforward installation. It’s recommended for riders seeking a more relaxed riding posture during trike builds and wish to replace the existing controls with a broader, more accessible setup.
Best for: riders needing extended reach and an easier control layout on a trike conversion. Limitation: installation may require mechanical familiarity with Harley Sportster front-end mounting.
OG Lowrider Classic Fender Set (26″ Chrome)
OG’s 26″ flared fender set includes two rear fenders and one front fender with braces, bolts, and nuts. Crafted in chrome steel, these fenders offer protection from spray and debris while enhancing the visual appeal of hollow hub trike kits. The set is designed for durable three-piece installation and precise alignment on compatible trike frames.
Best for: riders wanting a complete, all-in-one fender solution for a 26-inch hollow hub trike build. Limitation: designed specifically for certain hollow hub configurations; confirm fit with your kit before purchasing.
HDBUBALUS Turn Signal Relocation Kit (Harley XL, Dyna)
HDBUBALUS provides a front turn signal relocation kit for Harley models, moving signals from the handlebars down to the triple tree. The kit uses heavy-duty aluminum and a corrosion-resistant finish. It’s helpful for achieving a sleek front end appearance on trike builds and improving visibility from the rider’s perspective.
Best for: riders seeking a low-profile front-end look with improved signal visibility. Limitation: fitment excludes some late-model XL and XL883 variants; verify compatibility with your bike.
MoKitDora Front Turn Signal Relocation Kit
MoKitDora’s relocation kit is built for a broad range of Harley models, including 39mm to 49mm fork configurations. It includes two front fork relocation assemblies and all necessary screws. The kit claims durable 6061 aluminum construction with a gloss black finish for a clean, modern look on sportier trike builds.
Best for: riders needing reliable, easy-to-install front signal relocation. Limitation: compatibility depends on fork and year; check exact fit before purchasing.
Buying Guide
What should you consider when choosing a trike conversion kit for a Sportster?
- Wheel size and compatibility: Ensure the kit supports your bike’s wheel dimensions and frame geometry for safe steering and suspension behavior.
- Drivetrain configuration: Decide between belt and chain drives, and whether a single-speed or multi-gear approach best fits your riding style and terrain.
- Installation effort: Some kits are bolt-on, while others require adapters, trimming, or custom mounts. Assess your DIY skills or plan professional installation.
- Accessory fitment: Consider fenders, signal relocation, and extended controls to complete the look and improve safety of the trike build.
- Durability and materials: Look for steel, aluminum, and corrosion-resistant finishes to withstand road conditions and weather exposure.
- Maintenance considerations: Chain-driven setups may need more frequent lubrication and tension checks; belt drives can be quieter but have different limits.
FAQ
- Are trike conversion kits compatible with all Sportster years?
- Is a fender set necessary for a trike build?
- Do I need professional installation for trike kits?
- What should I consider when relocating front signals?
- How important is weight distribution for a trike?
- Can I mix brands for a custom trike build?
Compatibility depends on the model year, frame geometry, and the specific kit. Always verify fitment with your exact bike and the kit’s specifications.
Fender sets protect the rider and bike from debris and spray, and they help complete the trike aesthetic. They are not always mandatory but are highly recommended for cleanliness and protection.
Complex kits, especially those involving drivetrains or frame modifications, may require professional installation. Simple bolt-on kits can often be installed by experienced DIY enthusiasts.
Relocation improves visibility and front-end aesthetics but requires correct mounting to avoid interference with steering and forks. Ensure compatibility with your fork diameter and model year.
Weight distribution affects stability, handling, and braking. Choose components that position weight to enhance balance while maintaining safe riding dynamics on three wheels.
Mixing compatible components can work, but verify mounting points, clearances, and safety considerations. When in doubt, consult a professional technician.