Traxxas Starter shaft ** CLEARANCE **
Brand: Traxxas
Part No: TRX4077
$8.74
RRP $12.49
In Stock: Usually ships same day
The Kyosho Optima Mid Legendary Series – Koswork Edition (K.30622KE) revives the iconic mid-motor, belt‑drive 4WD buggy that helped shape modern racing. Updated for today’s electronics while preserving the classic look, this special Koswork Edition adds premium carbon and hardware upgrades for a sharper, more robust build.
Koswork Edition Includes
- Koswork Carbon Side Plate
- Koswork Carbon Suspension Holders
- Koswork Carbon Rear Camber Link Mount
- Koswork Carbon Rear Shock Tower
- Koswork Carbon Front Shock Tower
- Koswork Universal Drive Shafts
- Koswork Turnbuckle Set HD
Recreated with a rigid 6016T6 aluminium main chassis, modern 48‑pitch gearing and an adjustable belt tensioner, the Optima Mid blends period‑correct style with contemporary performance and tunability.
Key Features
- Reinforced Nylon rear wing mount
- Reinforced slipper clutch
- Gold anodised threaded oil shocks
- FRP shock stays
- 6061 T6 Aluminium, countersunk chassis
- Moulded resin belt covers
- Belt tensioner with easy adjustment
- Full ball bearing set
- Hex screws throughout
- Adjustable toe-angle rear hubs
- Updated steering belcrank with integrated servo saver
- Strengthened suspension arms with stabilizer mounts
- 12mm Hex drive with locking pin
- 2.2" one-piece wheels in the original design
- Body and decal sheet to recreate the original design
Technical Data
- Length: 375mm
- Width: 244mm
- Height: 142mm
- Wheelbase: 255mm
- Tread (F/R): 208mm
- Weight: approx. 1,600g (with 7.2V 4000 LiPo)
- Tyres (F/R): Ø82 × 36mm
- Motor: 540 class size (sold separately)
- Gear ratio: 8.28:1
- 48‑pitch pinion and 82T spur (optional 78T/80T compatible)
Kit Contents
- Kit chassis
- Tyres
- Wheels (white)
- Clear body
- Wing (white)
- Mask sheet
- Decals
- Hexagon wrench
- Cross wrench
- Shock wrench
- Grease
- Shock oil
Required for Operation
- 2‑channel R/C system
- Servo
- 540 motor
- ESC
- Battery for chassis (7.4V Ni‑MH or 7.4V Li‑Po)
- Suitable charger
- Batteries for transmitter
Secure Payments
Secured by Stripe
Weights & Dimensions
| Weight | 13.61g | 0.48oz |
| Shipping Weight | 0.01kg | 0.03lbs |
| Product Height | 16.51mm | 0.65in |
| Product Width | 76.20mm | 3in |
| Product Length | 132.08mm | 5.2in |
Key Info:
- Brand: Traxxas
- Part No: TRX4077
- Barcode: 020334407702
Additional Categories:
Standard Shipping
£3.95 to most of the UK
Express Shipping
£6.95 to most of the UK
Worldwide Shipping
Available at checkout
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