MODEL FITMENT: 2012-2022 Iron 883 ➤2018-2021 Iron 1200 ➤2016-2020 Roadster ➤2010-2021 Forty Eight ➤1991-2020 Sportster 883 ➤1991-2020 Sportster 1200 MODEL FITMENT: 1991-1977 Softail ➤1990-1997 Dyna ➤1990-1997 Fat Boy ➤1990-1996 Tour Glide ➤1994-1997 Road King ➤1990-1994 Super Glide ➤1990-1997 Electra Glide ➤1990-1997 Heritage Softail ➤1990-1997 Softail Springer OEM PART NUMBER: 37871-90 36792-91 INCLUDED IN PACKAGE: Clutch Spring Diaphram * 1, no modifications needed for installation – simply swap out the old clutch spring and ride with confidence AFTER-SALES SUPPORT: Please verify that your vehicle model is compatible with GOLKNHA product. We offer a 1-YEAR warranty. If you have any questions, our 24/7 CUSTOMER SERVICE team is always here to assist you.

IMPORTANT NOTICE FROM GOLKNHA：

CHECK COMPATIBILITY BEFORE PURCHASE - INCLUDES 1-YEAR WARRANTY & 24/7 SUPPORT

OEM PART NUMBER: 37871-90 36792-91

Compatible with the following models:

2012-2022 Iron 883

2018-2021 Iron 1200

2016-2020 Roadster

2010-2021 Forty Eight

1991-2020 Sportster 883 

1991-2020 Sportster 1200

1991-1977 Softail

1990-1997 Dyna

1990-1997 Fat Boy

1990-1996 Tour Glide

1994-1997-Road King

1990-1994 Super Glide

1990-1997 Electra Glide

1990-1997 Heritage Softail

1990-1997 Softail Springer

Easy Installation

No special tools or modifications needed for installation. Simply remove the old spring and install the Barnett diaphragm spring for an effortless upgrade to your bike’s clutch system.

Durable and Reliable

Built to last under tough riding conditions. The spring’s robust construction ensures consistent performance over time, offering durability and dependability for long-lasting use.

Enhanced Ride Experience

Improves clutch response and reduces friction, giving you a more enjoyable, responsive riding experience. Ideal for those who demand precision and reliability on every ride.