A hard tail with an aluminum trail frame, SR Suntour XCT 100mm suspension fork, 21 speeds, Shimano Altus 7 speed rear derailleur, alloy linear pull brakes, and double wall rims. The Diamondback Response is an all mountain hard tail that features all of the above plus more. When the trial asks if you are gonna ride just show it your Response.


  • Diamondback 6061-T6 aluminum frame with formed top and down tubes
  • SR Suntour XCT 100mm travel fork
  • Shimano EF-51 Easyfire 7-speed shifters
  • Alloy linear pull brakes
  • 32 spoke 26" wheels with Weinmann double wall alloy rims

Bike Specs

Sizes 14" Xsmall  16" Small  18" Medium  20" Large   22" Xlarge 
Frame DB 6061-T6 Aluminum w/ MISSION Machine Formed Top Tube, Formed Down Tube, DB Snake Stays, replaceable hanger
Fork SR Suntour XCT 100mm travel, 28.6mm stanchions
Rear Shock N/A
Cranks SR Suntour XCT 22/32/42t
Bottom Bracket Cartridge Type
F. Derailleur Shimano TX50 dual pull, Top swing, 34.9
R. Derailleur Shimano Altus 7spd
Shifter Shimano EF-51 Easyfire 7spd
Brake Levers Promax 3 finger Alloy Linear w/ reach Adjust
Brakes Alloy Linear
Cassette Shimano HG20 7spd Cassette (12-28t)
Rims 32h Weinmann MX260R Doublewall
Tires Kenda Klaw XT large casing 26x2.1
Pedals DB Toe Clip Compatible Platform
Handlebar DB SL318b Oversize 31.8mm Mid Rise
Stem DB SL318s 31.8mm
Seatpost DB SL309p Alloy Micro Adjust 30.9mm
Seat DB All Moutain saddle
Headset Zero Stack Ahead 1 1/8"
Colors Red
Chain KMC-Z51
Hubset (F) 32h MX260H Alloy QR (R) 32h MX260H Alloy QR Cassette
Spokes White 14g Stainless Steel
Grips DB Brics 130mm D2 Kraton
Extras Owner’s manual, Chainstay Protector, Clear Coat, H20 bottle mounts
Note Specifications Subject to Change


Size 14" Xsmall 16" Small 18" Medium 20" Large 22" Xlarge
Seat Tube Length ** 14.0mm 16.0mm 18.0mm 20.0mm 22.0mm
Standover Height 27.5mm 28.0mm 30.0mm 31.0mm 32.5mm
Top Tube Length * 21.6mm 22.0mm 23.0mm 24.0mm 25.0mm
Head Tube Length 120.0mm 120.0mm 130.0mm 130.0mm 145.0mm
Head Angle 70.0° 70.0° 70.0° 70.0° 70.0°
Seat Angle 73.0° 73.0° 73.0° 73.0° 73.0°
Wheel Base 1033.0mm 1048.0mm 1064.0mm 1098.0mm 1124.0mm
Chain Stay Length 424.0mm 424.0mm 424.0mm 424.0mm 424.0mm
Fork Offset 40.0mm 40.0mm 40.0mm 40.0mm 40.0mm
BB Height 308.0mm 308.0mm 308.0mm 308.0mm 308.0mm
Stem Length 35.0mm 50.0mm 50.0mm 70.0mm 70.0mm
Handlebar Width 670.0mm 670.0mm 670.0mm 670.0mm 670.0mm
Crank Length 170.0mm 170.0mm 175.0mm 175.0mm 175.0mm
Seat Post Length 300.0mm 300.0mm 300.0mm 300.0mm 300.0mm
* Measured Horizontally ** Measured from Center