We'll ship today if ordered in:

1 5 HR : 4 0 MIN : 3 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

Cycle Pro Exhaust for your 2021 Harley-Davidson Road Glide - FLTRX

I know the type

2021 Harley-Davidson

Road Glide - FLTRX

Drive Type: Belt
Front Tire Size: 130/60B-19
Rear Tire Size: 180/55B-18
Spark Plug: RG6HCC
Chain Size: 428
Chain Links: 86
Drive Belt Width: 24 mm
Drive Belt Teeth: 140
Front Sprocket/Pulley Teeth: 32
Rear Sprocket/Pulley Teeth: 68
Fork O.D.: 49mm
Oil Filter: H30292
Battery: YIX30L
Taillight Bulb: 3157
Engine Type: Milwaukee-Eight 107
Throttle Cable Length: FBW
Idle Cable Length: FBW

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

Turn off | | Remove

Possible Fit (0)

Results per Page

Viewing Results 1 - 1 of 1

Filter

Viewing Results 1 - 1 of 1

exact fit

(1)

Cycle Pro 12 mm Narrow Band Oxygen Sensor for 2010-2025 Harley-Davidson Touring Motorcycles
$87.93

Part #: 4410775 Mfg Part #: 14276

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