Shock Absorber Type 640 Road Edition:Nightline (+$90) By pairing a heavy-duty 45mm

By pairing a heavy-duty 45mm piston with a robust 16mm hard-chrome shaft

The large external reservoir keeps damper oil cool even under heavy use

especially at the rear

the air chamber provides end-stroke progression

Shock Absorber Type 640 Road Edition:Nightline (+$90) By pairing a heavy-duty 45mmThe basic edition of the Wilbers Adjustline mono shock absorber features the same advanced technology as the more complex versions. The only difference is the omission of the compression reservoir, and therefore the ability to adjust high and low speed compression. Despite this, the shock absorber makes no compromises in terms of response behavior or durability. Its radial piston design, wet run operation, and Teflon guided self aligning bearings