RENTHAL Front Countershaft Sprocket - 13 Tooth 289--520-13GP Kenai Side Case Cylinder Lock Required when installing a Scorpion

Required when installing a Scorpion Lock-up clutch in 2015 FLHTCUL and FLHTKL Big Twins and all 2016-19 FL's using the OE derby cover

Internal shock resistant shin reinforcement mounted under the leather with heat-pressed Astars logo

• Interior hip pad compartments

This "Upper" or "Top" velocity stack is sold seperately from the lower billet machined piece shown in picture ( Lower Part # ABY-09R1-REVB)

O2 sensor Bung Adapter is optional when used on a 2-stroke application - sold separately Records: number of records - 50 sessions

RENTHAL Front Countershaft Sprocket - 13 Tooth 289--520-13GP Kenai Side Case Cylinder Lock Required when installing a ScorpionCNC machined from case hardened and core refined 655M13 nickel chromium steel Machined self cleaning mud grooves at each tooth to prevent mud buildup help increase wear resistance Ultralight design has a 10 15% weight savings