Transmission & Drive Train
![1994/2005 Starter Shaft Seal](http://rt66cycle.com/cdn/shop/products/0082272_19942005-starter-shaft-seal_550_png_{width}x.jpg?v=1614655973)
1994/2005 Starter Shaft Seal 78703
$19.15
![1982/Early 1984 Shifter Shaft Quad Seal](http://rt66cycle.com/cdn/shop/products/0082271_1982early-1984-shifter-shaft-quad-seal_550_png_{width}x.jpg?v=1614655972)
1982/Early 1984 Shifter Shaft Quad Seal 78701
$12.30
![UPPER BELT GUARDS FOR BIG TWIN](http://rt66cycle.com/cdn/shop/products/default-image_550_png_7ee368c4-719d-43eb-b1b0-e01206dbc37d_{width}x.jpg?v=1614655970)
UPPER BELT GUARDS FOR BIG TWIN 78609
$63.80
![UPPER BELT GUARDS FOR BIG TWIN](http://rt66cycle.com/cdn/shop/products/0079024_550.JPG_3ce02e5e-b4f7-4818-a913-2a0beb2450fd_{width}x.jpg?v=1614565810)
UPPER BELT GUARDS FOR BIG TWIN 78608
$66.70
![PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER](http://rt66cycle.com/cdn/shop/products/0081211_primary-cover-hardware-kits-for-big-twin-sportster_550_jpeg_{width}x.jpg?v=1614656790)
PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER 78597
$35.08
![PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER](http://rt66cycle.com/cdn/shop/products/0073333_primary-cover-hardware-kits-for-big-twin-sportster_550.JPG_ea102895-ef77-4bd4-bd1d-ec0100ee0766_{width}x.jpg?v=1614565798)
PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER 78595
$23.59
![PRIMARY COVER PARTS FOR BIG TWIN 1936/1964](http://rt66cycle.com/cdn/shop/products/0075915_550.JPG_60b5158f-7f15-4124-a9ad-7ef8d31742d7_{width}x.jpg?v=1614565794)
PRIMARY COVER PARTS FOR BIG TWIN 1936/1964 78583
$10.40
![HORSESHOE OIL TANK MOUNTING PARTS FOR EARLY BIG TWIN](http://rt66cycle.com/cdn/shop/products/0069667_550.JPG_c976849a-701b-427f-84ba-bb09a36a0e56_{width}x.jpg?v=1614565793)
HORSESHOE OIL TANK MOUNTING PARTS FOR EARLY BIG TWIN 78582
$19.25
![PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER](http://rt66cycle.com/cdn/shop/products/0068686_primary-cover-hardware-kits-for-big-twin-sportster_550.JPG_bb9f98d9-65d0-4554-9a49-90b87f99e944_{width}x.jpg?v=1614565787)
PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER 78560
$24.19
![PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER](http://rt66cycle.com/cdn/shop/products/0073748_primary-cover-hardware-kits-for-big-twin-sportster_550.JPG_d1a738e5-4f7d-48c1-8ff6-c5cc401ff83b_{width}x.jpg?v=1614565786)
PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER 78559
$32.81
![INNER PRIMARY MOUNTING KITS FOR BIG TWIN](http://rt66cycle.com/cdn/shop/products/0069614_550.JPG_27990509-0fcb-4476-88c5-6401b92da741_{width}x.jpg?v=1614565784)
INNER PRIMARY MOUNTING KITS FOR BIG TWIN 78548
$23.21
![PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER](http://rt66cycle.com/cdn/shop/products/0068337_primary-cover-hardware-kits-for-big-twin-sportster_550.JPG_74c28749-6a9f-47c9-bf55-c99ab064308a_{width}x.jpg?v=1614565783)
PRIMARY COVER HARDWARE KITS FOR BIG TWIN & SPORTSTER 78547
$22.45