Pololu - 12V High-Power (HP) 25D mm Gearmotors
75:1 Metal Gearmotor 25Dx54L mm LP 12V with 48 CPR Encoder
Pololu 12V, 34:1 Metal Gear Motor MP w/ 48 CPR Encoder - RobotShop
Pololu LP 6V 2oz-in Motor with 48 CPR Encoder (No Gearbox) - RobotShop
Pololu 25D Metal HP Gear Motor 12V 1030 RPM (9.7:1) High Power (HP) - New
47:1 Metal Gearmotor 25D x 64L mm MP 12V with 48 CPR Encoder (No
19:1 Metal Gearmotor 12V 37Dx68Lmm with 64 CPR Botland - Robotic Shop
DC Motor 37Dx73L with 131:1 Gear 12V 76RPM + Botland - Robotic Shop
Pololu - New products: 12V versions of the 25D mm metal gearmotors
Pololu - 20.4:1 Metal Gearmotor 25Dx50L mm HP 12V
Pololu 75:1 Metal Gearmotor 25Dx54L mm HP 6V - RobotShop
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
20.4:1 Metal Gearmotor 25Dx50L mm HP 12V