Slayer Alloy 30 Park
Rocky Mountain
Downhill
Slayer Alloy 30 Park is an alloy downhill mountain bike (2023), from Rocky Mountain, in the Slayer series. It is best suited to riders looking for a balanced off-road setup, leaning toward a balanced riding position, and is more at home in gravity-focused bike park riding. On MatchBikes metrics, it scores well for capable suspension support for rougher terrain, a balanced ride feel between comfort and directness, and strong value-for-money versus many similar bikes. At the same time, the main trade-off is less emphasis on outright speed than speed-focused builds and more of a flat-to-rolling terrain bias than a climbing focus. This summary is a starting point—compare this bike on MatchBikes.com with similar bikes.
Rating

Score Summary
Performance
Built for speed and efficiency
Fit
Dialed-in Fit & Comfort
Value
Specifications
General
Frame
Drivetrain
Wheels
Brakes
Cockpit
Seat
Geometry
| Measurement | SM Steep | SM Slack | MD Steep | MD Slack | LG Steep | LG Slack | XL Steep | XL Slack |
|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.45 mm | 1.5 mm | 1.37 mm | 1.41 mm | 1.32 mm | 1.35 mm | 1.27 mm | 1.3 mm |
| Bottom Bracket Height | 372 mm | 361 mm | 372 mm | 361 mm | 357 mm | 346 mm | 357 mm | 346 mm |
| Front Center | 791 mm | 791 mm | 816 mm | 816 mm | 846 mm | 846 mm | 882 mm | 883 mm |
| Rake | 40 mm | 40 mm | 40 mm | 40 mm | 46 mm | 46 mm | 46 mm | 46 mm |
| Trail | 145 mm | 151 mm | 145 mm | 151 mm | 138 mm | 145 mm | 138 mm | 145 mm |
| Stack | 621.3 mm | 627.3 mm | 621.3 mm | 627.5 mm | 629.8 mm | 636 mm | 643.1 mm | 649.6 mm |
| Reach | 427.5 mm | 418.7 mm | 452.5 mm | 443.8 mm | 478 mm | 469.6 mm | 508 mm | 499.7 mm |
| Top Tube Length | 565.4 mm | 567.2 mm | 590.4 mm | 592.2 mm | 617.2 mm | 619.1 mm | 650.2 mm | 652.1 mm |
| Seat Tube Angle | 77.6 ° | 76.8 ° | 77.6 ° | 76.8 ° | 77.6 ° | 76.8 ° | 77.6 ° | 76.8 ° |
| Seat Tube Length | 380 mm | 380 mm | 410 mm | 410 mm | 440 mm | 440 mm | 470 mm | 470 mm |
| Head Tube Angle | 63.1 ° | 62.3 ° | 63.1 ° | 62.3 ° | 63.1 ° | 62.3 ° | 63.1 ° | 62.3 ° |
| Head Tube Length | 100 mm | 100 mm | 100 mm | 100 mm | 110 mm | 110 mm | 125 mm | 125 mm |
| Chainstay Length | 433 mm | 435 mm | 433 mm | 435 mm | 435 mm | 436 mm | 435 mm | 436 mm |
| Wheelbase | 1224 mm | 1225 mm | 1249 mm | 1250 mm | 1280 mm | 1281 mm | 1317 mm | 1318 mm |
| Bottom Bracket Drop | 2 mm | 13 mm | 2 mm | 13 mm | 17 mm | 28 mm | 17 mm | 28 mm |
| Standover Height | 826 mm | 822 mm | 826 mm | 822 mm | 828 mm | 822 mm | 828 mm | 824 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
| Rider Min Height | 155 cm | 155 cm | 165 cm | 165 cm | 175 cm | 175 cm | 185 cm | 185 cm |
| Rider Max Height | 167 cm | 167 cm | 177 cm | 177 cm | 188 cm | 188 cm | 198 cm | 198 cm |




























































