Answering the search intent: These tricycle conversion axle kits are designed to convert standard bikes into three-wheel rides or upgrade existing trikes. They’re best for DIY enthusiasts, hobbyists, or riders looking to convert 20″ to 26″ wheel setups with a 5/8″ axle and single-speed configurations. The top picks below cover popular sizes and popular brands, with clear notes on who they’re best for and potential limitations.
| Product | Best For | Axle | Wheel Size |
|---|---|---|---|
| WEEROCK 20/24/26 Inch Tricycle Rear Axle Kit | Adults or taller riders needing flexible wheel compatibility | 5/8″ (15.8 mm) | 20″, 24″, 26″ |
| Lowrider 12-16″ Trike Conversion Kit | Smaller bikes converting to a compact trike | 5/8″ | 12″, 16″ |
| Lowrider 20-26 BIKE TRIKE CONVERSION KIT | 26″ hollow-hub wheels for mid-to-large bikes | 5/8″ | 20″-26″ |
| Lowrider Trike Conversion Kit with 5/8″ Axle & Fixed Sprocket | Chrome finish, fixed sprocket for smooth coasting | 5/8″ | Universal to 20″-26″ |
| Lowrider 20-26 Trike Conversion Kit 1 Speed Coaster (Gold) | Showy finish for hollow-hub wheels | 5/8″ | 20″-26″ |
Note: This article presents objective observations based on product features and stated compatibility. Always verify wheel type and hub fitment before ordering.
WEEROCK Tricycle Rear Axle Kit

Product overview: WEEROCK’s rear axle kit is designed for 20″, 24″, and 26″ trikes with a 5/8″ axle and a single-speed setup. It specifies suitability for hollow-hub wheels and features a rear band brake option. Best for: riders seeking a versatile, straightforward swap for mid-sized trikes or three-wheel conversions. Why chosen: broad wheel compatibility and a simple single-speed configuration can streamline upgrades. Caution: verify compatibility with your specific hollow-hub brake system to ensure proper fitment.
Lowrider 12-16 Inch Trike Conversion Kit

Product overview: This kit converts a 12″ or 16″ bike into a trike, using a 5/8″ axle in black. Best for: compact bikes or children’s bikes being upgraded into a small three-wheeled setup. Why chosen: compact size and a common axle diameter make it accessible for smaller riders. Caution: wheels and tires, along with other parts, are sold separately, which can increase total cost and setup time.
Lowrider 20-26 Inch Bike Trike Conversion Kit

Product overview: Chrome-finish 5/8″ axle with a coil-spring-like feel in the description, designed to fit hollow-hub wheels on 26″ frames. Best for: riders who want a robust chrome finish and broad wheel compatibility for hollow-hub setups. Why chosen: supports multiple spoke configurations and a wide range of hollow-hub wheels. Caution: the kit lists several compatible wheel options with specific asin references; double-check your wheel model before purchasing.
Lowrider Trike Conversion Kit with Fixed Sprocket

Product overview: A 5/8″ axle with a fixed chrome sprocket (5/8 x 24t) and a 30″ overall axle length. Best for: riders who want a fixed-gear feel and chrome aesthetics for hollow-hub wheels. Why chosen: the fixed sprocket can provide reliable, low-maintenance operation. Caution: ensure your chain width matches the 1/2×1/8 inch chain spec; misalignment can affect performance.
Lowrider 20-26 Trike Conversion Kit Gold Edition

Product overview: 5/8″ axle, 1/2×1/8″ chain compatibility, hollow-hub wheel support, and a Gold color option. Best for: riders seeking a visually striking upgrade for hollow-hub wheels across 20″-26″ frames. Why chosen: offers a Gold finish to match certain bicycle aesthetics. Caution: verify wheel compatibility and spoke configuration to avoid misfit with non-hollow hubs.
Buying Guide
What should you check before buying a tricycle conversion axle kit?
- Axle compatibility: Confirm that the kit’s 5/8″ axle fits your hub type (hollow vs solid) and the wheel size you own or plan to use.
- Wheel hub type: Hollow-hub wheels are repeatedly referenced; verify your wheel’s hub style to ensure proper fitment and sprocket mounting.
- Gear and sprocket: Decide between fixed sprocket or coaster/1-speed options. Fixed sprockets require precise chain matching and tensioning.
- Diameter and length: Ensure axle length and the overall kit length align with your frame geometry to avoid clearance issues with brakes or frame tubes.
- Finish and corrosion resistance: Chrome or gold finishes offer aesthetics, but verify durability in your riding conditions and weather exposure.
- Additional parts: Some kits require separate wheels, tires, tubes, rims, or braking components. Budget for these extras accordingly.
- Installation complexity: Some kits are straightforward swaps; others may require alignment, brake re-routing, or additional hardware.
Practical considerations
- Best for beginners: Kits with minimal extra parts and clear compatibility notes are easier to install.
- Best for enthusiasts: Packages offering a variety of wheel and spoke compatibility provide long-term upgrade options.
- Avoid if you have non-standard hubs: Packages that specify hollow-hub wheels may not fit oddball hub designs.
FAQ
- What is a tricycle conversion axle kit? A kit that converts a bike or frame into a three-wheeled configuration by replacing the rear axle assembly with a compatible 5/8″ axle and related hardware.
- Do these kits work with all wheels? No, many kits specify hollow-hub wheels or certain wheel sizes; verify hub type and spoke configuration before purchase.
- Can I mix and match wheels from different suppliers? Mixing wheels from different brands can be risky if hub dimensions or sprocket interfaces differ; confirm compatibility first.
- Which kit is best for a 26″ bike? Kits listed as 20-26″ or specifically for 26″ hollow-hub wheels are typically the best fit; verify exact wheel diameter and hub type.
- Do I need new tires or rims with the kit? Some kits require additional parts like wheels or rims; check product details to estimate total cost.
- Is a gold or chrome finish just aesthetics? Finishes are cosmetic; choose based on your bike’s appearance, but ensure durability and compatibility are not compromised.