SRAM Rival Xg-1250 12-Speed Cassette
- 12-speed cassette for road and gravel
- 10-tooth start, wide range, tight jumps
- 0.2 kg, aluminum, silver
- D1 body noted in the item highlight
- 2 year spare part availability (EU listing)
Last refreshed Oct 3, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A twelve-speed road and gravel cassette that starts with a small cog for a wide gear range. The listing does not name the freehub standard or the largest cog, so check both against your wheels.
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ASIN: B092VLPMSMModel: 2133030321Category: Cassettes & Freewheels
Overview
Installing onto a compatible twelve-speed drivetrain, the SRAM XG-1250 brings the maker's wide-range gearing to the road lineup. It starts with a small cog and uses tight jumps between chainrings for smooth, precise shifting.
A broad gear range with close steps suits road, gravel and weekend adventure riding in one cassette. The listing gives few details beyond that, with no freehub standard, no ratio list and an unclear tooth count field.
Who it's for
Road and gravel riders upgrading or replacing a twelve-speed cassette and wanting a small top gear. Anyone who is unsure of their freehub body or chain width should check compatibility before buying.
Pros and cons
- Twelve speeds for close steps
- Small starting cog widens the range
- Light aluminum construction
- Covers road and gravel
- Freehub standard not stated
- Largest cog not clearly given
- Tooth count field is unclear
- Item dimensions look like packaging
Performance notes
A small first cog lets a rider spin a higher top gear while the wide range leaves climbs reachable, and tight steps make each shift a small change in cadence. Shift quality still depends on pairing the cassette with a matching speed chain and derailleur.
Specifications
| Model | 2133030321 |
|---|---|
| Dimensions & fit | |
| Item weight | 0.2 kg |
| Construction & materials | |
| Case Material Type | Aluminum |
| Color | Silver |
| Included components | |
| Included Components | Cassettes |
| Warranty & support | |
| Warranty Description | Limited Warranty |
| Other details | |
| Number of Teeth | 24 |
| Item Highlight | Body, D1 |
| Style | 12-speed |
Closest rivals on specs
Shimano CS-6700 Ultegra Bicycle Cassette- Item Weight 0.44 vs 0.53 pounds (-17%)
Shimano Sprocket 7-Speed MF-TZ500 Screw Ring 7 Speed Sprocket Bicycle Freewheel.- Item Weight 0.44 vs 0.13 pounds (+238%)
microSHIFT ADVENT Cassette- Item Weight 0.44 vs 0.77 pounds (-43%)
Frequently asked questions
What freehub does the SRAM XG-1250 fit?
The listing does not name a freehub standard. It only notes Body, D1 and describes a 12-speed cassette, so check your wheel's freehub before ordering.
Is the SRAM XG-1250 for road or mountain bikes?
The description says it covers road, gravel and weekend adventure riding.
Does the SRAM XG-1250 need a 12-speed chain?
The listing says 12-speed and does not mention other chain widths, so pair it with a 12-speed chain and shifter.