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Groupset Mountain

SRAM's all new XX1 Eagle AXS rear derailleur uses a removable battery, in-built motor and gear box plus two clutches, one of which should save the derailleur should you whack it
Groupset Mountain

SRAM X01 Eagle AXS wireless drivetrain first ride review

First impressions of Shimano's XTR M9100 group
Groupset Mountain

Shimano XTR M9100 groupset first ride review

GBP £1848 Individual RRPs apply
SRAM has brought its 12-speed Eagle technology to its entry-level NX groupset
Groupset Mountain

SRAM NX Eagle first ride review

GBP £365.00 RRP AUD $410.00 USD $375.00
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SRAM's GX Eagle drivetrain has 12-speed and a lot of performance for the money
Groupset Mountain

SRAM GX Eagle 12-speed drivetrain review

4.5 out of 5 star rating
GBP £445.00 RRP USD $545.00
XX1 is the best XC transmission available
Groupset Mountain

SRAM XX1 Eagle groupset review

4.5 out of 5 star rating
GBP £1145.00 RRP
SRAM's GX DH 1x7 transmission
Groupset Mountain

SRAM GX DH 1x7 transmission review

4.5 out of 5 star rating
GBP £198.00 RRP
The full group isn't as ridiculously expensive as you might think
Groupset Mountain

SRAM EX1 review

4.0 out of 5 star rating
GBP £599.00 RRP USD $675.00
You have your pick of one, two or three chainrings with the XT M8000 group
Groupset Mountain

Shimano XT M8000 groupset review

4.0 out of 5 star rating
GBP £460.00 RRP AUD $780.00 USD $620.00
Shimano's XT Di2 group has impressive shift performance, but is it worth it?
Groupset Mountain

Shimano XT Di2 M8050 1x11 review

3.0 out of 5 star rating
GBP £855.00 RRP AUD $1345.00 USD $935.00
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The complete transmission might cost significantly less than the top end Eagle offerings, but it weighs just a claimed 14 percent more than X01 Eagle, and feels incredibly similar on the trail
Groupset Mountain

SRAM GX Eagle first ride review

Shimano's SLX M7000 11-speed transmission
Groupset Mountain

Shimano SLX M7000 11-speed transmission review

3.0 out of 5 star rating
GBP £342.00 RRP
SRAM's X01 Eagle 12-speed transmission
Groupset Mountain

SRAM XO1 Eagle 12-speed transmission review

4.5 out of 5 star rating
GBP £977.00 RRP USD $1157.00
SRAM's NX 11-speed transmission
Groupset Mountain

SRAM NX 11-speed transmission review

4.5 out of 5 star rating
GBP £251.00 RRP AUD $520.00 USD $310.00
We've been giving Shimano's new 11-speed XTR M9000 groupset a long-term thrashing
Groupset Mountain

Shimano XTR M9000 groupset review

4.0 out of 5 star rating
GBP £1387.00 RRP AUD $2922.00 USD $2320.00
Shimano genuinely raised the bar with its new XTR Di2 electronic mountain bike drivetrain. Even its outstanding performance can't fully justify its exorbitant cost, though
Groupset Mountain

Shimano XTR Di2 M9050 transmission review

3.5 out of 5 star rating
GBP £2499.99 RRP AUD $4790.00 USD $3006.00