* Upgrades stock belt drive to chain drive

* Comes with high quality bearings and spacers, 25 Tooth front sprocket & 51 Tooth rear sprocket

* Heat treated and coated for long lasting wear.

* Sprocket ratios (25/51) are comparable to stock gearing.

(Software adjustments may be required for gear light and cruise control operation)

* Proudly made in the USA at Trask’s Phoenix, AZ facility.

Tech Tips:-

* 2021 AND NEWER WILL NEED TO PURCHASE TP-TM-2901-ADJ due to lack of adjustment with the stock axle.

* Requires a Heavy Duty 130-link 530 chain (sold separately), Part # BC-19-7382

* The late model inner primary has more material in part of the casting. Please check clearance between the chain & the inner primary before reassembling the primary drive. It may be necessary to remove material from the back side of the inner primary for chain clearance. See YouTube Video https://www.youtube.com/watch?v=y3p-xMO-KBs

* Replaces OEM # 40954-83

* Light weight aluminum carrier featuring a large indicating and locking octagon shape, light weight outer steel sprocket ring fastened into place by 8 ARP 12 pt stainless bolts.

* In house CNC machined billet aluminum carrier.

* Available with black anodized aluminum carrier, with black 51 tooth nitride steel sprocket.

* Include ARP bolts, two bearings, bearing spacer, and an Alloy Art Super Crush Drive.

* Recommended additional purchase # AA-SE-TR-1B rear chain tensioner.

* Proudly made in the USA at Alloy Art in Southern California.

Tech Tips:-

* Stock ratio equivalent is our 51 tooth kit with a 24 tooth 0.750in. offset front sprocket.

* Front sprocket and chain not included in kit.

* Drive train alignment with front and rear sprocket are key.

* Misalignment will cause premature wear.

People who Buy this Product also Purchase:-

* 1 x Black Chain # BC-19-7378

* 1x Black Clip Link # BC-19-7394

* 1 x Front Sprocket # PBI-302-24

* 1.985in. I.D. allows fitment to 1999 and earlier Timken Bearing Wheels.

* High Quality Carbon Steel.

Tech Tips:-

* Sprocket Offset spacers are available to provide correct chain alignment for any stock or Custom application.

* 5/16in. Wide.

* Gloss Black Alloy.

* 2.22in. ID (sealed bearing fitment).

* Has Locating Lip.

Tech Tips:-

* 5/16in. = 0.3125in..

* 5/8in. Wide.

* Chrome Alloy.

* 2.22in. ID (sealed bearing fitment).

* Has Locating Lip.

Tech Tips:-

* 5/8in. = 0.625in..

* CNC machined from a billet forging

* Gear cut for a perfect belt mesh

* Fat spoke styling

* Zero offset – use # BAI-D26-0138C-S063 for Softail and # BAI-D26-0138C-S088 for Dyna applications

* Pulley bolts not included – use # CM-2052-10 for Softail 2007up and # CM-2340-10 for Dyna 2007-2017

Tech Tip:-

The teeth on this pulley are NOT hard anodized. Because of this, the teeth will wear very quickly. This pulley is for show purposesonly and carrys no warranty. For a quality product with hard anodized teeth, use a Performance Machine branded pulley such as # P00935066HEALCH.

* Hardware not included: Suggested Purchase Chrome bolt kit # CM-3670-10

* Replaces OEM 37757-07

* Premium O-ring chain

* Over three times longer wear life than standard chain

* Constructed from high carbon alloy steel for strenth and durability

* Seals in lubrication, delivering smooth power with no ‘O’ ring drag

* Made in Japan

* Custom Look, Chrome Plated Polished Allen Head Bolts & Washers.

* Replaces OEM 3737

* Typically Fits Softail 2000-2006 & Dyna 2000-2005

* Replaces OEM # 94773-00A

Tech Tip:-

* UNC 7/16-14 x 2-1/4in. Long Allen Bolts.

Proudly Made in the USA by Colony Machine !