This turn signal light is compatible with various Harley models, including Softail, Dyna, Sportster, Touring, and Tri Glide. It is specifically designed for Harley models with 2-inch bullet-style turn signals and 1157 double connection points. Please note that it may not fit Harley models with 3-1/4" flat style turn signals.

Here are the specific fitment details:

• Softail: Compatible with Softail models from 2011 to 2021, except for FLSTN & FLSTF (2014-17), FLSTSB (2016-17), and FLSTFB (2014-16).
• Dyna: Compatible with Dyna models from 2012 to 2021, excluding FXDF (2014-17) and FXDB (2014-17).
• Sportster: Compatible with Sportster models from 2014 to 2021, excluding XL 1200C (2014-18), XL 883L (2014-19), XL 1200T (2014-17), and Roadster (2016-20).
• Touring: Compatible with Touring models from 2014 to 2021, excluding FIHX, FIHXT, FIHX SE, FIHRXS, FLTRU, FLTRX, FLHTCU, 2019-21 FLHT, CVO FLHTKSE, FLHTK, FLHTCUTG, and FLRT.
• Tri Glide: Compatible with Tri Glide models from 2014 to 2021, excluding CVO (2016) and FLHTCUTG.

Please note that some models may experience faster-than-normal flashing. If this occurs, you may need to install load resistors with the turn signal lights.

Harley models with taillights typically use 1157 bulbs on the front turns and 1156 bulbs on the rear turns. Harley models without taillights typically use 1157 bulbs on both the front and rear turns. European Harley models typically use 1156 bulbs for both the front and rear turns.

Here are the specifications:

• Light Diameter: 2 inches
• Type: LED
• Voltage: 12V
• Socket Type: 1157
• Color: White and Amber (for the front turns); Red lens
• Material: Polycarbonate
• Package Contains: 1 pair of rear turn signals, 1 pair of 1157 front turn signals, 2 pairs of turn signal lenses
• Instruction: Not included