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25mm diameter motors are the next size up if your project needs a bit more power. They're a nice standard size from Pololu, and we've got mounting brackets to match.

  1. 34:1 Metal Gearmotor 25Dx52L mm HP POLOLU-1573 Pololu in Australia - Express Delivery Australia Wide

    34:1 Metal Gearmotor 25Dx52L mm HP

    SKU: POLOLU-1573
    | Brand: Pololu
    This cylindrical, 2.05" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 34.014:1 metal gearbox to deliver a lot of power in a relatively small package. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. This is the same motor used on the Dagu Wild Thumper 6WD all-terrain chassis 34:1. Pololu also carry a lower-power version of this gearmotor and a version with an encoder. Key specs at 6 V: 285 RPM and 450 mA free-run, 60 oz-in (4.3 kg-cm) and 6 A stall. Learn More
    $28.83 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $28.83 AUD

  2. 75:1 Metal Gearmotor 25Dx54L mm HP POLOLU-1575 Pololu in Australia - Express Delivery Australia Wide

    75:1 Metal Gearmotor 25Dx54L mm HP

    SKU: POLOLU-1575
    | Brand: Pololu
    This cylindrical, 2.13" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 74.83:1 metal gearbox to deliver a lot of power in a relatively small package. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. This is the same motor used on the Dagu Wild Thumper 6WD all-terrain chassis 75:1. Pololu also carry a lower-power version of this gearmotor and a version with an encoder. Key specs at 6 V: 130 RPM and 450 mA free-run, 130 oz-in (9.4 kg-cm) and 6 A stall. Learn More
    $28.83 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $28.83 AUD

  3. 172:1 Metal Gearmotor 25Dx56L mm HP POLOLU-1577 Pololu in Australia - Express Delivery Australia Wide

    172:1 Metal Gearmotor 25Dx56L mm HP

    SKU: POLOLU-1577
    | Brand: Pololu
    This cylindrical, 2.2" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 171.79:1 metal gearbox to deliver a lot of power in a relatively small package. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. Pololu also carry a lower-power version of this gearmotor. Key specs at 6 V: 57 RPM and 450 mA free-run, 260 oz-in (18.7 kg-cm) and 6 A stall. (Note: stall torque and current specifications are theoretical values; stalling the motor is likely to damage the gearbox.) Learn More
    $28.83 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $28.83 AUD

  4. 9.7:1 Metal Gearmotor 25Dx48L mm HP with 48 CPR Encoder POLOLU-2271 Pololu in Australia - Express Delivery Australia Wide

    9.7:1 Metal Gearmotor 25Dx48L mm HP with 48 CPR Encoder

    SKU: POLOLU-2271
    | Brand: Pololu
    This cylindrical, 2.38" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 9.68:1 metal gearbox to deliver a lot of power in a relatively small package. It has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 465 counts per revolution of the gearbox’s output shaft. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. Pololu also carry a lower-power version of this gearmotor and a version without an encoder. Key specs at 6 V: 1010 RPM and 450 mA free-run, 17 oz-in (1.2 kg-cm) and 6 A stall. Learn More
    $48.53 AUD, inc GST
    AUD, inc GST
    delivered by
    Tue 18th of Dec

    $48.53 AUD

  5. 34:1 Metal Gearmotor 25Dx52L mm HP with 48 CPR Encoder POLOLU-2273 Pololu in Australia - Express Delivery Australia Wide

    34:1 Metal Gearmotor 25Dx52L mm HP with 48 CPR Encoder

    SKU: POLOLU-2273
    | Brand: Pololu
    This cylindrical, 2.54" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 34.014:1 metal gearbox to deliver a lot of power in a relatively small package. It has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 1633 counts per revolution of the gearbox’s output shaft. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. Pololu also carry a lower-power version of this gearmotor and a version without an encoder. Key specs at 6 V: 285 RPM and 450 mA free-run, 60 oz-in (4.3 kg-cm) and 6 A stall. Learn More
    $48.53 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $48.53 AUD

  6. 75:1 Metal Gearmotor 25Dx54L mm HP with 48 CPR Encoder POLOLU-2275 Pololu in Australia - Express Delivery Australia Wide

    75:1 Metal Gearmotor 25Dx54L mm HP with 48 CPR Encoder

    SKU: POLOLU-2275
    | Brand: Pololu
    This cylindrical, 2.62" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 74.83:1 metal gearbox to deliver a lot of power in a relatively small package. It has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 3592 counts per revolution of the gearbox’s output shaft. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. Pololu also carry a lower-power version of this gearmotor and a version without an encoder. Key specs at 6 V: 130 RPM and 450 mA free-run, 130 oz-in (9.4 kg-cm) and 6 A stall. Learn More
    $48.53 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $48.53 AUD

  7. 172:1 Metal Gearmotor 25Dx56L mm with 48 CPR Encoder POLOLU-2288 Pololu in Australia - Express Delivery Australia Wide

    172:1 Metal Gearmotor 25Dx56L mm with 48 CPR Encoder

    SKU: POLOLU-2288
    | Brand: Pololu
    This cylindrical, 2.69″ × 0.98″ × 0.98″ brushed DC gearmotor with a 171.79:1 metal gearbox is a lower-current alternative to Pololu's 25D mm HP gearmotors. It has an integrated 48 CPR quadrature encoder on the motor shaft, which corresponds to 8246 counts per revolution of the gearbox’s output shaft. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. This gearmotor is also available without an encoder. Key specs at 6 V: 33 RPM and 80 mA free-run, 170 oz-in (12.2 kg-cm) and 2.2 A stall. Learn More
    $45.89 AUD, inc GST
    AUD, inc GST
    delivered by
    Tue 18th of Dec

    $45.89 AUD

  8. 9.7:1 Metal Gearmotor 25Dx48L mm HP POLOLU-1571 Pololu in Australia - Express Delivery Australia Wide

    9.7:1 Metal Gearmotor 25Dx48L mm HP

    SKU: POLOLU-1571
    | Brand: Pololu
    This cylindrical, 1.89" x 0.98" x 0.98" gearmotor uses a brushed DC motor with extra-strong magnets and a 9.68:1 metal gearbox to deliver a lot of power in a relatively small package. These units have a 0.315"-long, 4 mm-diameter D-shaped output shaft. Pololu also carry a lower-power version of this gearmotor. Key specs at 6 V: 1010 RPM and 450 mA free-run, 17 oz-in (1.2 kg-cm) and 6 A stall. Learn More
    $28.83 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $28.83 AUD

  9. 9.7:1 Metal Gearmotor 25Dx48L mm MP 12V POLOLU-3226 Pololu in Australia - Express Delivery Australia Wide

    9.7:1 Metal Gearmotor 25Dx48L mm MP 12V

    SKU: POLOLU-3226
    | Brand: Pololu
    This gearmotor consists of a medium-power, 12 V brushed DC motor combined with a 9.68:1 metal spur gearbox. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox. Learn More
    $26.08 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $26.08 AUD

  10. 9.7:1 Metal Gearmotor 25Dx48L mm HP 12V POLOLU-3202 Pololu in Australia - Express Delivery Australia Wide

    9.7:1 Metal Gearmotor 25Dx48L mm HP 12V

    SKU: POLOLU-3202
    | Brand: Pololu
    This gearmotor consists of a high-power, 12 V brushed DC motor combined with a 9.68:1 metal spur gearbox. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox. Learn More
    $28.22 AUD, inc GST
    AUD, inc GST
    delivered by
    Mon 24th of Dec

    $28.22 AUD

  11. 20.4:1 Metal Gearmotor 25Dx50L mm HP 12V POLOLU-3203 Pololu in Australia - Express Delivery Australia Wide

    20.4:1 Metal Gearmotor 25Dx50L mm HP 12V

    SKU: POLOLU-3203
    | Brand: Pololu
    This gearmotor consists of a high-power, 12 V brushed DC motor combined with a 20.4:1 metal spur gearbox. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox. Learn More
    $28.22 AUD, inc GST
    AUD, inc GST
    delivered by
    Tue 18th of Dec

    $28.22 AUD

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