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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DRAG SPECIALTIES Transmission Top Cover - Black I35-0028MB
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.11050209- SKU:
- 11050209
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- COLOR/FINISH:
- POWDER-COATED
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION TOP
$106.04 -
DRAG SPECIALTIES Transmission Top Cover I35-0029MB/G
DRAG SPECIALTIES
$115.31Die-cast construction, Include aluminum-coated black foam gasket (repl. OEM #25700453) and vent hose11050251- SKU:
- 11050251
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION TOP
- UNITS:
- KIT
- COLOR/FINISH:
- MATTE BLACK
$115.31 -
On Sale
S&S CYCLE Trap Door 56-1027
S&S CYCLE
MSRP: $519.95Now: $467.96Was: $519.95Billet construction, Kit includes bearings and hardware, Made in the U.S.A.561027- SKU:
- 561027
- Availability:
- Ships Same Business Day
- Weight:
- 3.15 LBS
- TRANSMISSION TYPE:
- 5-SPEED
- TYPE:
- TRANSMISSION
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- TRAP DOOR
- RIDING STYLE:
- STREET
- UNITS:
- EACH
MSRP: $519.95Now: $467.96Was: $519.95 -
On Sale
S&S CYCLE Transmission Door 56-1025
S&S CYCLE
MSRP: $443.95Now: $399.56Was: $443.95Billet construction, Made in the U.S.A.11050229- SKU:
- 11050229
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- SILVER
- PRODUCT NAME:
- CASE
- UNITS:
- EACH
MSRP: $443.95Now: $399.56Was: $443.95 -
DRAG SPECIALTIES Transmission Cover - Chrome 302092-BC403
DRAG SPECIALTIES
$89.56Mount with existing hardware, Not for use with hydraulic clutch.DS325519- SKU:
- DS325519
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
- PRODUCT NAME:
- COVER
- TYPE:
- TRANSMISSION SIDE
- MOUNTING STYLE:
- 6 HOLE
- MATERIAL:
- ZINC
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$89.56 -
DRAG SPECIALTIES Transmission Top Cover I35-0029C/G
DRAG SPECIALTIES
$115.31Die-cast construction, Include aluminum-coated black foam gasket (repl. OEM #25700453) and vent hose11050250- SKU:
- 11050250
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION TOP
$115.31 -
DRAG SPECIALTIES Transmission Top Cover - Black 35-0027MB
DRAG SPECIALTIES
$77.20Beautifully 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.11050210- SKU:
- 11050210
- Availability:
- Ships Same Business Day
- Weight:
- 1.05 LBS
- COLOR/FINISH:
- BLACK
- MOUNTING STYLE:
- 5 HOLE
- PRODUCT NAME:
- COVER
- UNITS:
- EACH
- COLOR/FINISH:
- POWDER-COATED
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION TOP
$77.20 -
DRAG SPECIALTIES Transmission Dipstick 77557
DRAG SPECIALTIES
$26.73One-piece construction with a chrome finish, Indicates the fill level of the transmission fluid11050139- SKU:
- 11050139
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- DIPSTICK
- UNITS:
- EACH
- RIDING STYLE:
- STREET
- TYPE:
- TRANSMISSION
$26.73Qty in Cart: 0Quantity:Price:$26.73Subtotal: -
DRAG SPECIALTIES Transmission Dipstick 77742
DRAG SPECIALTIES
$26.73One-piece construction with a chrome finish, Indicates the fill level of the transmission fluid11050146- SKU:
- 11050146
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- TRANSMISSION
- UNITS:
- EACH
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- DIPSTICK
- RIDING STYLE:
- STREET
$26.73Qty in Cart: 0Quantity:Price:$26.73Subtotal: -
ARLEN NESS Transmission Cover - Black 03-823
ARLEN NESS
$181.95Replaces 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...11050110- SKU:
- 11050110
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- MOUNTING STYLE:
- 6 HOLE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK ANODIZED
- MATERIAL:
- 6061 T-6 BILLET ALUMINUM
- UNITS:
- EACH
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- RAW
- STYLE:
- 10 GAUGE
- TYPE:
- TRANSMISSION
$181.95Qty in Cart: 0Quantity:Price:$181.95Subtotal: -
DRAG SPECIALTIES Transmission Dipstick I30-0310
DRAG SPECIALTIES
$22.61One-piece billet steel construction that is chrome plated, Indicates fill level of the transmission lube, Includes sealing O-ring11050022- SKU:
- 11050022
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MATERIAL:
- BILLET STEEL
- PRODUCT NAME:
- FILL PLUG
- TYPE:
- TRANSMISSION
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- STREET
- UNITS:
- EACH
$22.61Qty in Cart: 0Quantity:Price:$22.61Subtotal:
