FAQLoad - Shimano XT 165mm crankset

Quick facts:

2 x 10 config with 40t big ring and 28t little ring;

Weight breakdown:

left crank arm: 214g;
right crank arm (includes integrated spider and axle): 357g;
40t big ring: 80g;
big ring chainring bolts (alloy): 8g;
28t granny ring: 35g;
granny ring bolts (steel): 12g;
XT bottom bracket: 93g;
total weight including BB: 806g.

165mm lightweight cranks

As my kids grow, I'm needing progressively longer cranks, but unfortunately, my tallest kid is still too short for commonly available 170mm cranks. At the moment, a set of 160mm cranks would be perfect. ...

Shimano SM51 Bottom Bracket

For use with Hollowtech MTB cranks. Total weight including 3 spacers 99g.

Shimano XTR 952

These are the cranks that took Shimano away from square taper cranks and into spline interfaces. However, the spline interface was short and as a consequence not particularly robust. Shimano's next versions of their MTB ...

XT 10 speed cassettes

11-32t

Shimano XTR CS-M970 lockring

Aluminum lockring that comes with XTR CS-M970 9 speed clusters - weight 5g. Standard steel lockrings are around 15g so switching to an alu version will save you an easy 10g.

Shimano STX RC cranks - circa 1996

Crank is made from aluminium and uses a square taper bottom bracket.

Shimano XT 165mm crankset