1979 Harley-Davidson XLS Roadster Engine & Drivetrain Parts & Accessories

Engine & Drivetrain (32 products)

Bikers Choice

Bikers Choice 79-03 XL Rear Axle Replaces H-D 41563-77A

$57.33

TwinPower

Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570

$3.06

TwinPower

Twin Power 65-88 Big Twin Starter Driveshaft Bearing Outer Replaces H-D 9063

$18.42

TwinPower

Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T

$38.90

TwinPower

Twin Power 65-79 Big Twin and XL Ignition Coil Chrome Replaces H-D 31609-65A 5 Ohm

$112.63

TwinPower

Twin Power 72-81 Big Twin and XL Master Cylinder Cover Gasket Replaces H-D 45012-7210 Pk

$39.92

TwinPower

Twin Power 65-79 Big Twin and XL Ignition Coil Black Replaces H-D 31609-65A 5 Ohm

$114.68

TwinPower

Twin Power 57-85 XL Models Rocker Box Gasket Kit Replaces H-D 17536-70

$20.47

TwinPower

Twin Power 52-90 K XL Mainshaft Bearing Replaces H-D 9025A Left Side

$54.26

Bikers Choice

Bikers Choice L72-07 Big Twin / XL Footpeg Spring Washers 10 Pk

$10.23

Bikers Choice

Bikers Choice L70-99 Big Twin (Exc.Twin Cam) L79-86 XL Bronze Flywheel Washers Replaces HD 6506 Pr

$12.28

TwinPower

Twin Power 65-84 FL FX 84-88 FXST FLST 67-80 XL Starter Solenoid Zinc Replaces H-D 71469-65 A B 69

$69.62

TwinPower

Twin Power 65-79 Big Twin and XL Ignition Coil Black Replaces H-D 31609-65A 5 Ohm

$102.39

TwinPower

Twin Power 65-79 FL FX 89-99 Softail 91-98 Dyna 65-85 XL Black Ignition Wire Set

$34.80

TwinPower

Twin Power 65-88 Big Twin Starter Driveshaft Bearing Replaces H-D 9062

$20.47

TwinPower

Twin Power L58-90 XL Camshaft Needle Bearing Replaces H-D 9057

$18.42

Bikers Choice

Bikers Choice 72-87 XL Chrome Ignition Switch Cover Replaces H-D 71510-72A

$20.47

TwinPower

Twin Power 65-88 Big Twin 67-80 XL Solenoid Inner Boot Replaces H-D 31441-65A

$6.13

Bikers Choice

Bikers Choice 67-80 FL Models Black Prestolite Starter

$307.19

TwinPower

Twin Power L66-82 FLH 82-E83 FXR 67-80 XLH XLS XLT Black Prestolite Starter Replaces H-D 31463-88T

$337.91

Frequently Asked Questions

Do these parts fit my 1979 Harley-Davidson XLS Roadster?

Yes, all parts displayed on this page are verified to fit the 1979 Harley-Davidson XLS Roadster using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.

What engine & drivetrain options are available for my 1979 Harley-Davidson XLS Roadster?

We offer a wide selection of engine & drivetrain parts specifically designed for the 1979 Harley-Davidson XLS Roadster. All parts shown are verified for fitment and include detailed product information to help you choose the right option.

What brands make parts for the 1979 Harley-Davidson XLS Roadster?

We carry parts from trusted brands including TwinPower and Bikers Choice, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 1979 Harley-Davidson XLS Roadster parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 1979 Harley-Davidson XLS Roadster parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

1979 Harley-Davidson XLS Roadster(86 parts)

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Other Harley-Davidson XLS Roadster Years

1979 Harley-Davidson XLS Roadster(86 parts)

Shop by Problem

Other Harley-Davidson XLS Roadster Years

Engine & Drivetrain (32 products)

Bikers Choice 79-03 XL Rear Axle Replaces H-D 41563-77A

Twin Power 70-E79 FL FX 71-79 XL Advance Unit Screw Replaces H-D 3570

Twin Power 65-88 Big Twin Starter Driveshaft Bearing Outer Replaces H-D 9063

Twin Power 70-79 Big Twin 71-79 XL Advance Unit Replaces HD 32517-70T

Twin Power 65-79 Big Twin and XL Ignition Coil Chrome Replaces H-D 31609-65A 5 Ohm

Twin Power 72-81 Big Twin and XL Master Cylinder Cover Gasket Replaces H-D 45012-7210 Pk

Twin Power 65-79 Big Twin and XL Ignition Coil Black Replaces H-D 31609-65A 5 Ohm

Twin Power 57-85 XL Models Rocker Box Gasket Kit Replaces H-D 17536-70

Twin Power 52-90 K XL Mainshaft Bearing Replaces H-D 9025A Left Side

Bikers Choice L72-07 Big Twin / XL Footpeg Spring Washers 10 Pk

Bikers Choice L70-99 Big Twin (Exc.Twin Cam) L79-86 XL Bronze Flywheel Washers Replaces HD 6506 Pr

Twin Power 65-84 FL FX 84-88 FXST FLST 67-80 XL Starter Solenoid Zinc Replaces H-D 71469-65 A B 69

Twin Power 65-79 Big Twin and XL Ignition Coil Black Replaces H-D 31609-65A 5 Ohm

Twin Power 65-79 FL FX 89-99 Softail 91-98 Dyna 65-85 XL Black Ignition Wire Set

Twin Power 65-88 Big Twin Starter Driveshaft Bearing Replaces H-D 9062

Twin Power L58-90 XL Camshaft Needle Bearing Replaces H-D 9057

Bikers Choice 72-87 XL Chrome Ignition Switch Cover Replaces H-D 71510-72A

Twin Power 65-88 Big Twin 67-80 XL Solenoid Inner Boot Replaces H-D 31441-65A

Bikers Choice 67-80 FL Models Black Prestolite Starter

Twin Power L66-82 FLH 82-E83 FXR 67-80 XLH XLS XLT Black Prestolite Starter Replaces H-D 31463-88T

Frequently Asked Questions

Do these parts fit my 1979 Harley-Davidson XLS Roadster?

What engine & drivetrain options are available for my 1979 Harley-Davidson XLS Roadster?

What brands make parts for the 1979 Harley-Davidson XLS Roadster?

How fast do 1979 Harley-Davidson XLS Roadster parts ship?

What warranty do your 1979 Harley-Davidson XLS Roadster parts come with?