Baker Drivetrain Adjustment set Chain tensionerRef : BAKE00042A / 11200437

Baker Drivetrain Adjustment Kit (manufacturer part number: 177-67A-A) — a robust primary chain tensioner designed to protect the primary and lower engine of your Harley. Designed for the Vintage/Classic and Touring categories, this kit combines cast 4130 steel and machined Nylon66 pad for optimised durability and performance.

• Manual Adjustment: allows setting the free play to 5/8"–7/8" (cold) without risking overloading the primary transmission.
• Tooth Spacing: 28% finer than the '01-'06 tensioner for more precise adjustments.
• Construction: active plate and rear support plate made of cast 4130 steel; chain pad in Nylon66. Colour: silver.
• Performance: reduces primary noise and increases torque by 3.42 ft·lbs (features measured by the manufacturer).
• Origin: made in the USA. Unit sold individually.

This kit prevents damage to the left engine case bearings, internal primary bearings, clutch hub, and gearbox output bearings. Not compatible with M8 Softail models. Ideal for those looking to enhance the reliability of the primary transmission on heavy builds and bikes like the Road Glide CVO and Low Rider ST.