Cranksets and Chainrings: Direct Mount 1x – SRAM Technical Service FAQ

What size direct mount XPLR chainrings do you offer?

We offer 38T, 40T, 42T, 44T, 46T 1x direct mount rings in grey for SRAM RED XPLR and Force XPLR, and black for Rival XPLR- as well as 48T and 50T aero direct mount rings, with or without integrated... See more

What mounting interface is the direct mount chainring?

This is an 8-bolt mount with the same spider interface used on SRAM RED and Force 12-speed cranksets, and Rival 1x 12-speed cranksets. See more

Do you need a different offset direct mount chainring for the wide spindle crankset?

No. This crankset has a wider spindle than the standard crankset, which offers increased frame and tire clearance. The spindle is marked as “WIDE”. See more

Can I use my existing eTap AXS 1x crankset with the XPLR rear derailleur and 10-44T cassette?

The direct mount chainring cranksets are the same crank arms that are offered with our SRAM RED, Force, and Rival eTap AXS systems, but with a new direct mount 1x chainring. This chainring offers a... See more

Our SRAM RED, Force, and Rival 12-speed cranksets are compatible with the following frame bottom bracket interfaces when used with the appropriate SRAM DUB bottom bracket and spacers:

BSA 68 PF 86.5 BB30 68 BB30 73-A (Cannondale) BB386 PF30 68 PF30 79-A (BBRIGHT) PF30 73-A (Cannondale) T47 68 T47 85.5 Italian Force and Rival wide spindle 12-speed cranksets are compatible with ... See more

Can I reuse the Flattop PowerLock after I have removed it?

No. Flattop 12-speed PowerLocks are not reusable. Once removed, they will need to be recycled and a new PowerLock installed. See more

What PowerLock do I use for my Flattop 12-speed chain?

Use only the SRAM Flattop 12-speed PowerLock for Flattop 12-speed road chains. See more

Can I use an Eagle chain with the XPLR direct mount chainring?

Yes, provided you are using an Eagle AXS rear derailleur and Eagle cassette. See more

What size and type of tool is required to remove XPLR 1x direct mount chainrings from the crank spider?

A T20 Torx tool is required to remove the 12-speed 1x direct mount chainring. See more

Do the 1x cranksets with direct mount chainrings have a power meter option?

For SRAM RED or Force 1x cranksets with direct mount chainrings, we offer a power meter spider that pairs to a 4-bolt 1x chainring. We have developed a new non-driveside DUB PWR equipped power me... See more

Do I need to install a spacer between the 10-44T cassette and the XDR driver body?

No, do not use a spacer with the 10-44T cassette. The 12-speed 10-44T cassette is designed specifically for the XDR driver. See more