The all-new Rumble Series is a mighty leap forward in the evolution of portable bass amps.
Re-engineered from the ground up, new Rumble amps are lighter and louder than ever, with even more power and a classic Fender vibe. A newly developed foot-switchable overdrive circuit and versatile three-button voicing palette deliver powerful tones ideal for any gig.
Fender Rumble 40 Bass Amp
Speaker: One - 10" Fender® Special Design
Auxiliary Input: 1/8" Stereo
Channels: One - (with Selectable Bright Switch, Contour, Vintage Switch and Overdrive)
Controls: Gain, Bright On/Off, Contour On/Off, Vintage On/Off, Drive, Overdrive On/Off, Level, Bass, Low-Mid, High-Mid, Treble, Master Volume
Headphone Jack: 1/8" Stereo
Impedance: 8 ohms
Inputs: One - 1/4"
Line Out: One - (XLR with Ground Lift)
Wattage: 40 Watts @ 8 ohms


