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- Lightweight aluminum frame construction
- Powerful electric assist for easy rides
- Versatile tyres for various terrains
- Integrated lights for safety and visibility
- Comfortable geometry for long-distance rides
The Marin Lombard E1 Electric Gravel Bike blends robust electric assist with gravel-capable geometry, pairing a torquey mid-drive motor and a 400Wh integrated battery for extended rides and confident climbs. Built on a durable alloy frame with internal routing, rack and mudguard mounts, hydraulic disc brakes and a carbon fork, it’s equipped for mixed-surface adventure, commuting, and fast gravel outings with dependable Shimano GRX 12-speed shifting and tubeless-ready wheels.
Accessories: | Removable kickstand mount; Bosch MiniRemote HMI, Bluetoth |
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Battery: | Bosch Compact Power Tube 400, 400Wh |
Brakes: | Shimano GRX RX400, Flat-Mount Hydraulic Disc, 160mm Rotor |
Cassette: | Shimano CSM6100, 10-51T |
Chain: | KMC E12S |
Crankset: | Forged Alloy, 42T Steel Chainring |
Derailleur rear: | Shimano GRX RD-RX822, 12-speed, Clutch |
Fork: | Marin Full Carbon w/ Tapered Steerer, 12mm Thru-Axle, Flat-Mount Disc, Fender Eyelets |
Frame: | All-New Series 4 Beyond Road E, 6061 Aluminum, One-Piece Hydroformed Downtube & Motor Mount, Internal Cable Routing, Mudguard and Rack Mounts, Flat Mount Disc, 142x12mm Thru-Axle |
Grip: | Marin Shock Absorbing Perforated Tape |
Handlebar: | Marin Butted Alloy, Compact 16Âş Flared Drop |
Handlebar stem: | Marin 3D Forged Alloy |
Headset: | FSA No.42 ACB, Sealed Cartridge Bearings, 1 1/8” x 1 1/2” |
Hubs: | F: Forged Aluminum Alloy, 100x12mm, Disc, 32H | R: Forged Aluminum Alloy, 142x12mm, Disc, 32H |
Motor drive unit: | Bosch SX Sprint, 250W, 55Nm, Class 3 45Km/h |
Pedals: | Flats |
Rim: | Marin Aluminum Double Wall, 25mm Inner, 18mm Tall, Disc Specific, Tubeless Compatible |
Rotor front: | 160mm |
Rotor rear: | 160mm |
Saddle: | Marin Beyond Road Concept Elite |
Season: | 2025 |
Seat post: | Marin Alloy, 27.2 |
Shifters: | Shimano GRX STRX610, 12-speed |
Spokes: | 14g Black Stainless Steel |
Tyres: | Vee Tire Co., G-Sport, 700x44, Tubeless Compatible |
Wheel size: | 700c |

Marin Bikes are Made For Fun. Since the first mountain bikes bearing the Marin name debuted in 1986, the brand has been dedicated to enriching the lives of riders by making fun, high caliber bicycles, which provide years of riding enjoyment. They operate their business based on hard work, fueled by passion, and fulfilled by the satisfaction of bringing the joy of cycling to riders across the world.
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Please note, due to challenges in the product supply chain, bike specifications are subject to change without notice. Specifications listed below may not match exactly as shown in the photo.