【IN STOCK】AOSTIRMOTOR BICYCLE REAR RACK A20

$60.00

The Essential Cargo Upgrade for Your A20 First, this rear rack is specifically designed for AOSTIRMOTOR A20 series folding fat tire e-bikes . Whether you commute daily or run errands around town, this rack adds serious…

SKU: AOS-1043 Category:

Description

The Essential Cargo Upgrade for Your A20

First, this rear rack is specifically designed for AOSTIRMOTOR A20 series folding fat tire e-bikes . Whether you commute daily or run errands around town, this rack adds serious carrying capacity. The A20 does not include a rear rack from the factory . This accessory fills that gap perfectly.

Important: Not Compatible with All A20 Models

This rack fits specific A20 variants. Please verify your model before ordering.

Compatible ModelsNotes
A20PROCustom-designed fit 
AZ20Custom-designed fit 
A20 (Standard)May require adapter (verify fitment)
A20F / A20F+Some versions include factory rack 

The A20F XE comes with a rear rack from the factory . If you own the F version, check your bike before purchasing. You may already have a rack installed.

Heavy-Duty Construction and Load Capacity

The rack features iron construction for durability . It supports up to 25 kg (55 lbs) of cargo . The net weight is only 1.25 kg . This strength-to-weight ratio makes it perfect for daily use.

What you can carry:

  • Pannier bags for commuting
  • Groceries and shopping bags
  • Camping gear
  • Child seat (check weight limits)
  • Delivery items

Dimensions and Fitment

The rack measures 40 cm long × 18 cm wide × 25 cm high . These dimensions accommodate most standard pannier bags. The width works with 20″ fat tire frames.

Custom design note: This is a custom-made accessory . It only fits the specified A20PRO and AZ20 models perfectly . Universal racks may require modification or adapters.

Installation Requirements

Your A20 frame needs mounting points for a rear rack . Most A20 variants have eyelets near the rear dropout . Check your bike before purchasing.

Installation hardware needed:

  • M5 screws (typically included)
  • Washers for proper spacing
  • Optional: P-clips if eyelets are missing

If your frame lacks mounting eyelets, you may need P-clips or adapters . These clamps wrap around the seat stays. They provide mounting points for the rack’s upper struts.

Compatibility with ADO A20 Accessories

ADO A20 accessories generally fit AOSTIRMOTOR A20 models . The brands share similar frame designs. However, this rack is specifically for AOSTIRMOTOR branded bikes . ADO owners should verify compatibility before purchase.

For ADO A20 users: Some ADO A20F versions include a factory rear rack . The ADO A20F XE comes with rack included . Check your purchase to avoid buying a duplicate.

Pannier Bag Compatibility

The rack works with most standard pannier bags . The 18cm width accommodates typical hook spacing. Look for bags with adjustable mounting hardware.

Recommended bag types:

  • Commuter panniers (20-30L)
  • Grocery panniers
  • Roll-top dry bags
  • Baskets (zip-tied to rack)

Installation Guide

Installing this rack takes about 20-30 minutes.

Tools you will need:

  • 4mm or 5mm Allen wrench
  • 10mm open-end wrench
  • Optional: Thread locker

Step-by-step installation:

  1. Remove the rear wheel (easier access to eyelets)
  2. Attach the lower struts to the dropout eyelets
  3. Secure with M5 bolts and washers
  4. Attach upper struts to seat stay eyelets
  5. If eyelets are missing, use P-clamps instead
  6. Center the rack on the frame
  7. Tighten all bolts securely
  8. Reinstall the rear wheel
  9. Test stability by pushing down on the rack

Tips for Secure Installation

Use thread locker on all bolts to prevent loosening from vibration . Check the rack regularly for tightness after rough rides. Avoid overloading beyond the 25 kg weight limit.

Care and Maintenance

Keep the rack clean to prevent rust. The iron construction may corrode if scratched . Apply touch-up paint to any scratches or chips. Check welds periodically for cracks.

Alternative Options

If this rack is out of stock for your model, consider these alternatives:

  • Universal 20″ fat tire rear racks
  • Seat post-mounted racks (lower weight capacity)
  • Front basket solutions
  • Trailer for heavy loads

Universal racks may require adapter brackets . P-clips can help if your frame lacks eyelets . Local bike shops can assist with custom installations.

Pros

  • Custom-designed for A20PRO/AZ20 perfect fit
  • 25 kg (55 lb) load capacity
  • Lightweight at only 1.25 kg
  • Iron construction for durability
  • Compatible with standard panniers
  • No frame modification needed
  • Easy bolt-on installation
  • Professional appearance

Cons

  • Only fits specific A20 models
  • May require adapters for standard A20
  • Iron can rust if paint chips
  • Installation may need P-clips on some frames
  • Not compatible with all folding e-bike brands

Who Needs This Rack?

An AOSTIRMOTOR rear rack is perfect for:

  • Commuting daily with work bags and laptop
  • Grocery shopping without a car
  • Delivery riders needing cargo capacity
  • Weekend tourers carrying camping gear
  • Parents installing child seats (check weight limits)

Why Choose the OEM-Compatible Rack?

In conclusion, the AOSTIRMOTOR Bicycle Rear Rack A20 adds essential cargo capacity to your folding e-bike . Factory racks are optional on standard A20 models . This accessory fills that gap with custom-fit convenience.

The 25 kg capacity handles daily commuting loads easily . The iron construction provides durability for years of use . Custom design ensures proper fitment without modification.

Before purchasing, verify your A20 model variant . A20PRO and AZ20 have guaranteed compatibility . Standard A20 may need slight adaptation . A20F owners likely already have a factory rack.

For most A20 riders, this rear rack transforms your e-bike into a true cargo hauler . Your hands stay free while the rack carries the load.

For more options, browse our Collection of E-Bike Racks and Cargo Accessories or read our E-Bike Cargo Guide for tips on loading and balancing

Additional information

Brand

Aostir

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