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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 Australia - Express Delivery Australia Wide

    34:1 Metal Gearmotor 25Dx52L mm HP

    SKU: POLOLU-1573
    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
    $27.59 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $27.59 AUD

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

    75:1 Metal Gearmotor 25Dx54L mm HP

    SKU: POLOLU-1575
    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
    $27.59 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $27.59 AUD

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

    172:1 Metal Gearmotor 25Dx56L mm HP

    SKU: POLOLU-1577
    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
    $27.59 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $27.59 AUD

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

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

    SKU: POLOLU-2271
    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
    $46.44 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $46.44 AUD

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

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

    SKU: POLOLU-2273
    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
    $46.44 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 25th of Aug

    $46.44 AUD

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

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

    SKU: POLOLU-2275
    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
    $46.44 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $46.44 AUD

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

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

    SKU: POLOLU-2288
    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
    $43.92 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $43.92 AUD

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

    9.7:1 Metal Gearmotor 25Dx48L mm HP

    SKU: POLOLU-1571
    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
    $27.59 AUD, inc GST
    AUD, inc GST
    delivered by
    Fri 1st of Sep

    $27.59 AUD

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