Harley Transmission Cases and Covers
Harley Bike Transmission Cases & Covers at JJ Motorsports
Upgrade the look and function of your Harley’s transmission with premium cases and covers from JJ Motorsports, featuring chrome billet designs and conversion plates for classic style and perfect fit on Big Twin, Evo, and Twin Cam models. These durable parts protect internals while adding custom flair.
Shop Paughco and Arlen Ness transmission cases and covers for proven quality. Explore related categories such as Harley drivetrain for clutches and belts, or Harley for primary covers and derby covers to complete your custom build.
Top Harley Transmission Cases & Covers
- Paughco Plate 5-4 Speed Conversion 218-1 – Conversion plate for 5-speed in 4-speed cases; perfect for ratchet-top and early Big Twin builds.
- Arlen Ness Transmission Side Cover Chrome Cable 03-812 – Chrome 10-Gauge side cover for cable-clutch Twin Cam; clean look with hidden hardware.
- Arlen Ness Chrome 10-Gauge Top Transmission Cover 03-852 – Chrome top cover with 10-Gauge styling; matches Ness derby and primary covers.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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EASTERN MOTORCYCLE PARTS Transmission Drive Gear Spacer Keys A-35175-38
EASTERN MOTORCYCLE PARTS
$10.60All meet or exceed OEM specificationsDS173417- SKU:
- DS173417
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- INSERT
- UNITS:
- 10 PACK
- RIDING STYLE:
- STREET
$10.60 -
On Sale
ARLEN NESS Transmission Cover - Black 03-826
ARLEN NESS
MSRP: $179.95Now: $163.75Was: $179.95Replaces the OEM cover, Includes necessary gaskets and hardware, Matching transmission top covers sold separately, Hydraulic style cover mounts on top of OEM hydraulic unit found on '14-up Touring models with fairing, Cable style cover replaces the OEM...11050244- SKU:
- 11050244
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- COLOR/FINISH:
- BLACK ANODIZED
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- STYLE:
- 10 GAUGE
- TYPE:
- TRANSMISSION
MSRP: $179.95Now: $163.75Was: $179.95 -
On Sale
ARLEN NESS Transmission Cover - Titanium 03-815
ARLEN NESS
MSRP: $179.95Now: $163.75Was: $179.95Replaces the OEM cover, Includes necessary gaskets and hardware, Matching transmission top covers sold separately, Hydraulic style cover mounts on top of OEM hydraulic unit found on '14-up Touring models with fairing, Cable style cover replaces the OEM...11050243- SKU:
- 11050243
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- STYLE:
- 10 GAUGE
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- TITANIUM ANODIZED
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
MSRP: $179.95Now: $163.75Was: $179.95 -
ARLEN NESS Transmission Cover - Black 03-814
ARLEN NESS
$179.95Replaces the OEM cover, Includes necessary gaskets and hardware, Matching transmission top covers sold separately, Hydraulic style cover mounts on top of OEM hydraulic unit found on '14-up Touring models with fairing, Cable style cover replaces the OEM...11050242- SKU:
- 11050242
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK ANODIZED
- STYLE:
- 10 GAUGE
- TYPE:
- TRANSMISSION
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- MOUNTING STYLE:
- 6 HOLE
- UNITS:
- EACH
$179.95 -
ARLEN NESS Black 10 Gauge Top Transmission Cover 03-863
ARLEN NESS
$199.95Machined from billet aluminum, Includes necessary gasket and hardware11050213- SKU:
- 11050213
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- STREET
- MODEL:
- 10 GAUGE
- PRODUCT NAME:
- TOP COVER
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- BLACK
- MOUNTING STYLE:
- 6 HOLE
- UNITS:
- EACH
$199.95 -
On Sale
ARLEN NESS Chrome 10 Gauge Top Transmission Cover 03-862
ARLEN NESS
MSRP: $199.95Now: $181.95Was: $199.95Machined from billet aluminum, Includes necessary gasket and hardware11050212- SKU:
- 11050212
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- MATERIAL:
- BILLET ALUMINUM
- MODEL:
- 10 GAUGE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- MOUNTING STYLE:
- 6 HOLE
- UNITS:
- EACH
- PRODUCT NAME:
- TOP COVER
- TYPE:
- TRANSMISSION
MSRP: $199.95Now: $181.95Was: $199.95 -
ACCUTRONIX Transmission Dipstick - Chrome - Big Twin TDS01-KC
ACCUTRONIX
$63.95Replacement dipstick that really cleans up the look of the transmission11050215- SKU:
- 11050215
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- PRODUCT NAME:
- DIPSTICK
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
- STYLE:
- KNURLED
$63.95 -
ACCUTRONIX Transmission Dipstick - Black - Big Twin TDS01-KN
ACCUTRONIX
$63.95Replacement dipstick that really cleans up the look of the transmission11050216- SKU:
- 11050216
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- PRODUCT NAME:
- DIPSTICK
- UNITS:
- EACH
- TYPE:
- TRANSMISSION
- STYLE:
- KNURLED
- COLOR/FINISH:
- BLACK ANODIZED
- RIDING STYLE:
- STREET
$63.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Contrast Cut¢â€žÂ¢ - Scallop 0203-2018-BM
PERFORMANCE MACHINE (PM)
$333.95CNC machined from billet aluminum, Designed as a direct replacement for OEM transmission top cover, Easy bolt-on installation, Hardware included, Made in the U.S.A.11050219- SKU:
- 11050219
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MODEL:
- SCALLOP
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- BLACK
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ALUMINUM
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- COLOR/FINISH:
- CONTRAST CUT™
$333.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Platinum Cut¢â€žÂ¢ - Scallop 0203-2018-BMP
PERFORMANCE MACHINE (PM)
$333.95CNC machined from billet aluminum, Designed as a direct replacement for OEM transmission top cover, Easy bolt-on installation, Hardware included, Made in the U.S.A.11050220- SKU:
- 11050220
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- COLOR/FINISH:
- PLATINUM CUT
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- MODEL:
- SCALLOP
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- ANODIZED
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
$333.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Chrome - Scallop 0203-2018-CH
PERFORMANCE MACHINE (PM)
$333.95CNC machined from billet aluminum, Designed as a direct replacement for OEM transmission top cover, Easy bolt-on installation, Hardware included, Made in the U.S.A.11050221- SKU:
- 11050221
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
- MATERIAL:
- ALUMINUM
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- MODEL:
- SCALLOP
- TYPE:
- TRANSMISSION
$333.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Chrome 0203-2020M-CH
PERFORMANCE MACHINE (PM)
$331.95CNC-machined from billet aluminum, Aluminum lens bezel eliminates cracking, Designed as a direct replacement for OEM transmission top cover, UV, abrasion, hazing, and yellowing resistant polycarbonate lens, Easy bolt-on installation, Chrome hardware and...11050252- SKU:
- 11050252
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- BILLET ALUMINUM
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$331.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Contrast Cut¢â€žÂ¢ 0203-2020M-BM
PERFORMANCE MACHINE (PM)
$331.95CNC-machined from billet aluminum, Aluminum lens bezel eliminates cracking, Designed as a direct replacement for OEM transmission top cover, UV, abrasion, hazing, and yellowing resistant polycarbonate lens, Easy bolt-on installation, Chrome hardware and...11050253- SKU:
- 11050253
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- RIDING STYLE:
- STREET
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- CONTRAST CUT™
- TYPE:
- TRANSMISSION
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$331.95 -
PERFORMANCE MACHINE (PM) Transmission Cover - Black Ops¢â€žÂ¢ 0203-2020M-SMB
PERFORMANCE MACHINE (PM)
$331.95CNC-machined from billet aluminum, Aluminum lens bezel eliminates cracking, Designed as a direct replacement for OEM transmission top cover, UV, abrasion, hazing, and yellowing resistant polycarbonate lens, Easy bolt-on installation, Chrome hardware and...11050254- SKU:
- 11050254
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK OPS™
- MATERIAL:
- BILLET ALUMINUM
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- TYPE:
- TRANSMISSION
$331.95 -
DRAG SPECIALTIES Transmission Cover - Black 302164
DRAG SPECIALTIES
$85.44Beautifully complements other flat black engine and transmission pieces, Made from aluminum diecast ADC1211050241- SKU:
- 11050241
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION END
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
$85.44 -
DRAG SPECIALTIES Transmission Top Cover - Chrome 302102
DRAG SPECIALTIES
$61.75Beautifully complements other chrome or flat black engine and transmission pieces, Kit 2401-0618 includes two 1/4" - 24 long screws, OEM #1765W; nine 1/4" - 24 short screws, OEM #1766W and one breather screw, OEM #34720-56, Made in the U.S.A.11050018- SKU:
- 11050018
- Availability:
- Ships Same Business Day
- Weight:
- 1.14 LBS
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- POWDER-COATED
- RIDING STYLE:
- STREET
- MOUNTING STYLE:
- 5 HOLE
- PRODUCT NAME:
- COVER
- TYPE:
- TRANSMISSION TOP
- UNITS:
- EACH
$61.75 -
DRAG SPECIALTIES Chrome Kick Start Cover 26-0202C-K
DRAG SPECIALTIES
$172.01Includes chrome kick cover, clutch release shaft, clutch release finger and mounting hardware, Installs with included socket-head bolts that replace the existing studs11050041- SKU:
- 11050041
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- COVER
- MOUNTING STYLE:
- 9 HOLE
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- TYPE:
- KICK STARTER
$172.01 -
DRAG SPECIALTIES Transmission Top Cover - Chrome I35-0028
DRAG SPECIALTIES
$106.04Beautifully complements other chrome or flat black engine and transmission pieces, Kit 2401-0618 includes two 1/4" - 24 long screws, OEM #1765W; nine 1/4" - 24 short screws, OEM #1766W and one breather screw, OEM #34720-56, Made in the U.S.A.11050033- SKU:
- 11050033
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- COLOR/FINISH:
- POWDER-COATED
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- CHROME
- MOUNTING STYLE:
- 6 HOLE
- TYPE:
- TRANSMISSION TOP
- UNITS:
- EACH
$106.04 -
DRAG SPECIALTIES Transmission Top Cover - Chrome 35-0027
DRAG SPECIALTIES
$82.35Beautifully complements other chrome or flat black engine and transmission pieces, Kit 2401-0618 includes two 1/4" - 24 long screws, OEM #1765W; nine 1/4" - 24 short screws, OEM #1766W and one breather screw, OEM #34720-56, Made in the U.S.A.11050034- SKU:
- 11050034
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- POWDER-COATED
- RIDING STYLE:
- STREET
- MOUNTING STYLE:
- 5 HOLE
- PRODUCT NAME:
- COVER
- TYPE:
- TRANSMISSION TOP
- UNITS:
- EACH
$82.35 -
DRAG SPECIALTIES Transmission Cover - Chrome I30-0212
DRAG SPECIALTIES
$129.78Mount with existing hardware, Not for use with hydraulic clutch.11050035- SKU:
- 11050035
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- COLOR/FINISH:
- CHROME
- MATERIAL:
- ZINC
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- COVER
- TYPE:
- TRANSMISSION SIDE
- UNITS:
- EACH
$129.78
