We'll ship today if ordered in:

1 0 HR : 0 5 MIN : 1 1 SEC

Details

Shipping Cutoff Times

Shipping Type	Order By
Standard Ground	6:00pm CST
FedEx Home Delivery	6:00pm CST
UPS Ground	6:00pm CST
USPS Ground Advantage	6:00pm CST
FedEx Priority Overnight	3:00pm CST
FedEx Standard Overnight	3:00pm CST
FedEx 2 Day	3:00pm CST
UPS 2nd Day Air	6:00pm CST
UPS 3 Day Select	6:00pm CST
UPS Next Day Air	3:30pm CST
UPS Next Day Air Saver	3:30pm CST
USPS Priority Mail	6:00pm CST
FedEx International Economy	12:00pm CST
FedEx International Priority	12:00pm CST
UPS Worldwide Expedited	3:30pm CST
UPS Worldwide Saver	3:30pm CST
USPS Priority Mail Express International	6:00pm CST
USPS Priority Mail International	6:00pm CST

Orders placed during the weekends or the following holidays will ship the next business day.

Click for more details.

Gift Cards
Track Order

Over 185,000 Parts and accessories in stock

Free Same-Day Shipping on orders over $89

Tech Support Backed by Years of Riding Experience

Over 185,000 Parts and accessories in stock

Free Same-Day Shipping on orders over $89 Tech Support Backed by Years of Riding Experience

Legend Suspension Suspension for your 1990 Harley-Davidson Softail - FXST

1990 Harley-Davidson

Softail - FXST

Drive Type: Belt
Front Tire Size: MH90H-21
Rear Tire Size: 130/90H-16
Spark Plug: RN12YC
Drive Belt Width: 1 1/2 in.
Drive Belt Teeth: 132
Front Sprocket/Pulley Teeth: 32
Rear Sprocket/Pulley Teeth: 70
Fork O.D.: 41mm
Oil Filter: 307852
Battery: YTX20H-BS
Engine Type: Evolution Style
Throttle Cable Length: 30 3/4 in.
Idle Cable Length: 30 in.

For reference only, please consult your owner’s manual to confirm your sizes

Turn off | | Remove

Possible Fit (2)

Results per Page

Viewing Results 1 - 1 of 1

Filter

Viewing Results 1 - 1 of 1

exact fit

Legend Suspension Air-ST Rear Suspension System for 1989-1999 Harley-Davidson Softail Motorcycles
$1799.95

Free Same Day Shipping

Part #: 585319 Mfg Part #: 1311-0144

Add to compare

Results per Page

Viewing Results 1 - 1 of 1

1
Go To Page
- Page 1

7 years of Top-Rated customer service!

Bizrate's Circle of Excellence winner!

Copyright © 2026 Dennis Kirk, Inc. - All Rights Reserved.

Order / Questions? Call Us Mon-Fri: 7am - 8pm, Sat: 8am - 5pm, Sun: 9am - 5pm CST: 1-800-969-7501

Pickup Store Hours are Mon-Fri: 9am - 7pm, Sat: 9am - 5pm, Sun: 10am - 5pm CST

Trusted by riders for over 50 years ★★★★☆ 4.0+ Google Rating - Same Day Shipping Available