Your PERFECT BIKE Starts Here

E-Bikes & Bikes Customised to You

Sixthreezero Seats

Relevance

• sixthreezero Super Max Cush Extra Extra Large Comfort Seat
  $99.99, 2 Options
• sixthreezero Extra Cush Curved Wing Extra Large Comfort Seat
  $89.99, 2 Options
• sixthreezero Super Max Cush Extra Extra Large Comfort Seat w/ Back Rest
  $129.99, 2 Options
• sixthreezero Super Duper Max Cush Extra Extra Large Comfort Seat with Back Rest
  $139.99, 2 Options
• sixthreezero Super Duper Max Cush Extra Extra Large Comfort Seat
  $129.99, 2 Options
• Captain's Comfort Chair for Simple Glide Models
  $399.99, 1 Option
• sixthreezero Body Ease Seat
  $34.95, 1 Option
• A/O Audrey Seat
  $34.95, 1 Option
• sixthreezero Bucket Single Spring Seat
  $29.99, 3 Options
• sixthreezero Bucket Elastomer Seat
  $39.95, 2 Options
• Rear Bench Seat for EVRYjourney EBike Rickshaw & Trailer
  $499.99, 1 Option
• Simple Step Thru Fat Tire 3 Wheel Electric Bike Rear Seat
  $499.99, 1 Option
• ANYterrain Stabilized 4 Wheel EBike Rear Bench Seat
  $299.99, 1 Option
• Rear Bench Seat for Simple Glide FAT Tire ETrike & ANYterrain 4 Wheel Trailer
  $349.99, 1 Option

Shop

• Bikes
• Electric Bikes
• Accessories
• Gift Cards

Explore

• Bike Advice
• Get Fitted
• Journey Club
• Our Story
• Rider Styles
• Affiliate Program
• Become a Brand Ambassador

Info

• Test Ride
• Financing
• Buyer's Guide
• Find a Retailer
• Bulk Order
• Discount Codes

Support

• Warranty
• Shipping
• Returns
• Register Bike
• Assembly
• Contact Us
• Become a Dealer

© 2026 sixthreezero

Designed in Los Angeles, California

Your PERFECT BIKE Starts Here

97% of customers that use our proprietary fitting system love their bike.

Start Fitting

Get Fitted In Under 2 Minutes

Select Bike

Choose Your Bike

Our algorithm has selected your top matches based on your body and riding habits.

Customizer

Choose a different bike Start over