Kyosho's top 2WD Ultima, updated for even more speed

The Ultima RB7.5 is the latest evolution of Kyosho's championship-winning 1/10 2WD electric buggy. It builds on the RB7 with big-bore shocks, carbon shock towers, aluminium rear bulkheads and hub carriers, and a revised body with front and rear wings, giving a car that is at home on dirt, astro or high-grip carpet.

• Mid-motor 2WD layout with a low-profile laydown gearbox
• High-rigidity 7075 aluminium main chassis
• New aluminium big-bore oil shocks with 13mm pistons and X-ring seals, plus upgraded springs
• 4mm carbon fibre front and rear shock towers, with a resin front tower guard as standard
• Aluminium steering crank and plate for smooth, precise steering
• New aluminium rear hub carriers: adjustable upper link length and pin height
• New rear bulkhead with separate aluminium upper link mount for roll-centre tuning
• Aluminium rear suspension holders: toe and track adjustable by swapping bushings
• Ball differential with tungsten carbide balls, and a slipper clutch
• LCG battery mount with fore/aft adjustment and tool-free battery change
• Aluminium front wheel shafts and universal rear swing shafts
• Chrome-moly steel turnbuckles for upper links and steering
• Front wing now included as standard
• Designed for dirt but easily set up for carpet; compatible with existing Ultima option parts

Specifications

• Length: 395mm
• Width: 249mm
• Height: 148mm
• Wheelbase: 277mm
• Track (F/R): 221mm / 201mm
• Spur gear: 72T (pinion sold separately)
• Internal ratio: 2.6:1

In the box

• Unassembled kit
• Clear body and wing
• Ball diff grease and grease
• Hex wrenches (1.5/2.0/2.5mm) and cross wrench

Required to complete

• 2-3 channel radio and receiver
• Steering servo
• ESC, motor and pinion gear
• Tyres and inserts
• Battery and charger
• Polycarbonate body paint