RAM-B-342 Motorcycle Fork Stem Mount Base with 1" Ball – RAM Mounts – Marine-Grade Aluminum

OVERVIEW

The RAM-B-342 delivers a secure, vibration‑damped foundation specifically designed to mount smartphones, GPS units, action cameras, and other small electronics directly onto motorcycles. This fork stem base expands into a tight mechanical grip inside a bike’s steering tube, eliminating loose wobble while maintaining a clean, unobtrusive profile. Built from powder‑coated marine‑grade aluminum with stainless steel components, it provides long‑lasting structural integrity for daily street riding or high‑vibration track use.

ENGINEERING & PERFORMANCE

The base utilizes an expandable metal plug that presses evenly against the cylindrical bore of the fork stem, creating a rigid, vibration‑resistant anchor point that outperforms traditional wrap‑and‑tape brackets. Powder‑coated marine‑grade aluminum construction shields the mechanism from road salt, moisture, and long‑term wear, while integrated stainless steel fasteners maintain consistent clamping pressure over thousands of miles. A 1" B‑size rubber ball integrates seamlessly between the base and RAM mounting hardware, absorbing engine shock and allowing smooth angular adjustments without loosening under rapid throttle inputs or heavy brake loads.

KEY FEATURES

• Clean, low‑profile mounting solution designed specifically for motorcycle fork stems
• Expandable internal plug creates a secure, vibration‑resistant fit without cutting or drilling
• Accommodates fork stems measuring 0.5" to 1.10" in internal diameter
• Constructed from powder‑coated marine‑grade aluminum with stainless steel components
• Includes 1" B‑size rubber ball for direct connection to RAM double‑socket arms
• Compatible with all RAM B‑size (1") mounting arms and device holders
• Note: Not compatible with Can‑Am Spyder models; certain frames may require electrical tape around the plug for an optimal seal

TECHNICAL SPECIFICATIONS

• Brand: RAM Mounts
• Part Name: Motorcycle Fork Stem Mount Base (RAM‑B‑342)
• Mount Type: Fork Stem Expansion Base with 1" Rubber Ball
• Material: Powder‑coated marine‑grade aluminum with stainless steel components
• Clamp Diameter Range: 0.50" to 1.10"
• Supported Years: 1994–2013

FITMENT

Fitment:

• Ducati 1199 Panigale / Panigale S (2011–2013)
• Honda CBR250R (2011–2013)
• Honda CBR600RR / CBR600F F4i / VFR800F Interceptor (2001–2006 / 1998–2013)
• BMW R1200ST (2005–2007)
• Kawasaki EX650 Ninja 650 / ZZR1200 / ZX‑6R / ZX‑12R / ZX‑14R (2006–2013 / 2002–2009 / 1999–2011)
• Suzuki DL1000 V‑Strom / GSX‑R1000 / SV650 / TL1000R (2001–2013 / 2005–2010)
• Triumph Speed Triple R / Street Triple / Daytona 675 / Trophy ABS (2006–2011 / 1999–2013)

Note: Verifies compatibility only for motorcycles equipped with fork stems measuring 0.5"–1.10". Device holders and mounting arms are sold separately.

WHY RIDERS CHOOSE THIS

Riders choose this fork stem base when they need a rigidity standard that wrap‑around brackets simply cannot match. The expanding metal core locks firmly into the steering tube, delivering a solid mounting platform that does not shift during hard braking, sharp cornering, or sustained vibration‑heavy highway travel. Once connected to a RAM double‑socket arm, the 1" rubber ball grants precise tilt and swivel positioning, allowing mirrors, navigation screens, or dashcams to stay perfectly aligned without constant readjustment. The result is a streamlined cockpit layout that secures essential electronics while preserving full handlebar clearance and rider control.