Zero DS ZF9 (2012) vs Triumph Speed Twin 1200 RS (2025) vs Zero DS ZF6 (2012) vs Zero DSR (2017)

Comparison technical specifications

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Make:	Zero	Triumph	Zero	Zero
Model:	DS ZF9	Speed Twin 1200 RS	DS ZF6	DSR
Years:	2012	2025	2012	2017
Front Suspension:	38mm Inverted forks with adjustable compression and rebound damping	43mm USD Marzocchi forks, adjustable for pre-load, compression and rebound damping	38mm Inverted forks with adjustable compression and rebound damping	Showa 41 mm inverted cartridge forks, with adjustable preload, compression and rebound damping
Front Wheel Travel:	240 mm / 9.4 in	120 mm / 4.7 in	240 mm / 9.4 in	178 mm / 7.0 in
Rear Suspension:	Direct-link shock with adjustable spring preload, compression and rebound damping	Twin ?hlins RSUs with external reservoirs, adjustable for pre-load, compression and rebound	Direct-link shock with adjustable spring preload, compression and rebound damping	Showa 40 mm piston, piggy-back reservoir shock with adjustable spring preload, compression and rebound damping
Rear Wheel Travel:	196 mm / 7.7 in	123 mm / 4.8 in	196 mm / 7.7	179 mm / 7.0 in
Front Brakes:	Single 310mm 2 piston caliper	2 x 320 mm discs, Brembo Stylema M4.30 radial calipers	Single 310mm 2 piston caliper	Bosch Gen 9 ABS, J-Juan asymmetric dual piston floating caliper, single 320 x 5 mm disc
Rear Brakes:	Single 220mm disc 1 piston caliper	Single 220 mm disc, Nissin 2-piston floating caliper	Single 220mm disc 1 piston caliper	Bosch Gen 9 ABS, J-Juan single piston floating caliper, single 240 x 4.5 mm disc
Front Tyre:	100/80-17	120/70 ZR17	100/80-17	Pirelli MT-60 100/90-19
Rear Tyre:	110/90 -16	160/60 ZR17	110/90 -16	Pirelli MT-60, 130/80-17
Rake:	25.3°	22.6?	25.3°	26.5°
Trail:	89 mm / 3.5 in	92 mm / 3.62 in	89 mm / 3.5 in	117 mm / 4.6 in
Seat Height:	897 mm / 35.5 in (Low seat 846 mm/ 33.3 in)	810 mm / 31.9 in	897 mm / 35.5 in (Low seat 846 mm/ 33.3 in)	843 mm / 33.2 in