An eBike-specific chain guide built around e*thirteen's e*spec Plus system, matched to Bosch's Performance Line CX Gen4 motor.

Highlights

  • ISO-conforming adjustable upper slider
  • 2-bolt ISCG mount with a glass-composite backplate
  • Fits 34-38T chainrings
  • Chainline adjusts for non-Boost, Boost and Super Boost via the included spacers
  • Built for Bosch Performance Line CX Gen4 motors
  • 78g

What's included

Chain guide, ISCG mounting bolts, Bosch chainline spacers (2 × 4.5mm, 2 × 1mm) and a fitting guide.

Compatibility & fit

ISCG 2-bolt mount, for 34-38T chainrings on Bosch Performance Line CX Gen4 eMTB motors. Not compatible with SRAM Transmission two-piece 55mm-chainline chainrings.

e*thirteen covers this part with a 10-year warranty against manufacturing and material defects (crash or impact damage qualifies for a discounted replacement), per ethirteen.com. This is in addition to your rights under the Australian Consumer Law, so keep your proof of purchase. For warranty support, return the product to Tune Cycles and we'll manage the claim with e*thirteen's Australian distributor.
  • 2-bolt ISCG mount, 34-38T capacity
  • Adjustable chainline: non-Boost / Boost / Super Boost
  • Built for Bosch CX Gen4 motors
  • Adjustable ISO upper slider
  • 78g
MountISCG (2-bolt)
Chainring capacity34-38T
Chainlinenon-Boost / Boost / Super Boost
Motor fitBosch Performance Line CX Gen4
Weight78g
ColourBlack
Brand part numberZCG3UPA-100
SKU DTW-ETG-CGESPPBSHG4
Barcode # 4710751506619
Brand e*Thirteen