Pioneer PDR-W739 gear Shaft ANW7142

Replacement gear Shaft, part number ANW7142 for Pioneer Compact Disc Recorder / Multi-CD Changer PDR-W739.

The replacement part was created on a semi-professional 3D printer using durable Nylon material. The gear was tested for correct operation.

Gear position in the schematic:




Gear is compatible with Pioneer PDR-W739.
However, it might also work with other devices – just check your service manual.

Available for purchase in e-shop.

Aiwa Reverse Head Rolling A Gear

Replacement Reverse Head Rolling A Gear for Stereo Cassette Deck Aiwa AD-R460 / R30, part number 86-517-273.

The gear was created using a precise 3D printer and was tested for correct operation.

Schema – position of the gear in the cassette drive assembly:

Compatible devices: Aiwa AD-R460, Aiwa R30 and other models – check the service manual.
Available in the e-shop

AKAI CD Player CD-55 Gear Loading Pulley

Replacement Gear Loading Pulley, part number MZ-730692T for Akai CD Player CD-55.

The replacement part was created on a semi-professional 3D printer using durable Nylon material. The gear was tested for correct operation.

Gear position in the schematic:


Gear is compatible with Akai CD Player CD-55.
However, it might work also with other devices – just check your service manual.

Available for purchase in e-shop.

Loading Motor Pulley For Sony Minidisc drive MDM-7B

The pulley is part of the Sony Minidisc MDM-7B drive, attached to Loading motor M103, Sony part number A-4735-074-A.

The replacement part was created on a semi-professional 3D printer using durable Nylon material. The gear was tested for correct operation.

You can find the pulley here in the schematics:


The pulley is compatible with Sony Minidisc Players HCD-CP500MD, CHC-CL5MD, CMT-J300, HCD-J300, CMT-DC500MD, DHC-ZX50MD, HCD-ZX50MD, DHC-NX5MD, CMT-CP500MD. It can also be compatible with other devices – check your service manual.

The gear is available in the e-shop.

X33635011

Aiwa Head Housing Gear 81-506-237-01 (16 teeth)

Replacement Reverse Head Housing Gear for Stereo Cassette Deck Aiwa AD R550, AD FX-90, part number 81-506-237-01.

The gear was created using a precise 3D printer and was tested for correct operation.

Schema – position of the gear in the cassette drive assembly:

Compatible devices: Aiwa AD R550, AD FX-90 and other models – check the service manual.
Available in the e-shop

Sony TC-WR 810 Lever Assy Gear

Replacement gear that is part of Lever (TU Arm) Assembly in Sony tape deck TC-WR 810, TC-818M, MHC-3300CD and similar.

Part numbers:
X-3343-405-1 (LEVER TU ARM FWD ASSY)
X-3343-406-1 (LEVER TU ARM REV ASSY)

The gear was produced using a precise 3D printer and tested for proper operation.

Please note that the lever is not included; only the gear is provided.


The gear position in the schematic:



Gear is compatible with Sony cassette recorders TC-WR 810, TC-818M, MHC-3300CD and other models—check the service manual.

Available in e-shop.

Aiwa Reverse Head Housing Gear (16 teeth)

Replacement Reverse Head Housing Gear for Stereo Cassette Deck Aiwa AD WX808, AD WX909, AD R470, part number 86-524-278.

The gear was created using a precise 3D printer and was tested for correct operation.

Schema – position of the gear in the cassette drive assembly:

Compatible devices: Aiwa AD WX808, AD WX909, AD R470 and other models – check the service manual.
Available in the e-shop

Philips 4407 Counter Gear Set

Replacement gear set used in a tape counter in Philips 4407 / N4407 reel-to-reel recorder.

The gear was produced using a precise 3D printer.

It was tested for proper operation.




Gear is compatible with Philips 4407 / N4407 reel-to-reel recorders and other models—check the service manual.

Available in e-shop.

Philips AS9300, AZ8640 Idler Gear

Replacement Idler Gear for Philips cassette recorders AS9300, AZ8640, AS9410, AS9510, AS9555, AZ8594, AS450 and similar.

The gear was produced using a precise 3D printer and a slightly flexible material to ensure silent operation.

It was tested for proper operation.



The gear position in the schematic:



Gear is compatible with Philips cassette recorders AS9300, AZ8640, AS9410, AS9510, AS9555, AZ8594, AS450 and other models—check the service manual.

Available in e-shop.

Onkyo TA2070 Motor Pulley

Replacement Motor Pulley – part number 24601102.

The gear was produced using a precise 3D printer and a slightly flexible material to ensure good adhesion to the idler gear. It was tested for proper operation.



Position of the part in the schematic



Compatible devices: Onkyo TA2070 and other models—check the service manual. They might also be compatible with Sansui and other brands.
Available in the e-shop