chassis.monster

Market

Every price on this page is a real hammer price, linked to its auction. No asking prices, no folklore — sold results only.

Tracked sales

91

sold results, not listings

Chassis covered

7

more merging weekly

Latest sale

Jul 2026

data stays current

Source

Bring a Trailer

every dot links out

SE3P

Mazda RX-8

registry →

$13,600 median · $5,400–$33,250 range · 24 sales · latest Jul 2026

Show all 24 sales ↓
SoldPriceMilesTransEngine
Jul 2026$18,50047kmanualstock
Jul 2026$8,98832kautostock
Jul 2026$7,30039kautostock
Jul 2026$18,25047kmanualstock
Jun 2026$17,00030kmanualstock
May 2026$10,800manualstock
Mar 2026$8,18818kautostock
Mar 2026$32,250manualswap · GM LFX V6 + MV5 6MT
Dec 2025$19,15039kmanualstock
Nov 2025$18,75024kmanualstock
Nov 2025$8,70053kmanualstock
Nov 2025$14,250manualstock
Oct 2025$33,25010kmanualstock
Oct 2025$11,5008kstock
Aug 2025$10,0003kautostock
Jul 2025$5,40052kmanualstock
Jun 2025$13,75031kmanualstock
Jun 2025$18,20027kmanualstock
Apr 2025$13,70026kmanualstock
Mar 2025$6,600manualstock
Feb 2025$6,00047kmanualstock
Jan 2025$13,475manualstock
Jan 2025$25,50058kmanualswap · LS3 V8 crate
Nov 2024$13,500manualstock
S13

Nissan Silvia K's / Nissan 240SX

registry →registry →

$14,375 median · $9,000–$35,750 range · 22 sales · latest Jul 2026

Show all 22 sales ↓
SoldPriceMilesTransEngine
Jul 2026$13,500manualstock
Jun 2026$11,500manualJDM swap · SR20DET
May 2026$13,76948kmanualstock
May 2026$15,000manualstock
Apr 2026$14,50038kautostock
Apr 2026$14,200manualstock
Nov 2025$13,250manualstock
Nov 2025$23,000manualJDM swap · 2JZ-GE single turbo
Oct 2025$14,25071kmanualstock
Oct 2025$14,500manualstock
Oct 2025$14,000manualstock
Sep 2025$18,0008kmanualstock
Sep 2025$15,00046kmanualstock
Aug 2025$18,000manualstock
Aug 2025$9,00061kstock
Aug 2025$12,75029kautostock
May 2025$12,000factory-type swap · SR20DET into zenki K's
Nov 2024$11,250autostock
Feb 2024$35,750manualstock
Aug 2023$15,500manualstock
Apr 2022$20,500manualstock
Nov 2021$14,500autostock
S14

Nissan Silvia / 240SX

$19,250 median · $10,300–$58,500 range · 14 sales · latest Jun 2026

Show all 14 sales ↓
SoldPriceMilesTransEngine
Jun 2026$26,75038kmanualstock
Apr 2026$19,249manualstock
Jan 2026$11,60078kautostock
Nov 2025$14,750119kautostock
Sep 2025$18,000manualstock
Sep 2025$26,500manualJDM swap · SR20DET
Aug 2025$58,500JDM swap · 2JZ-GTE single turbo
Jan 2025$28,250manualfactory-type swap · notch-top SR20DET retrofit
Aug 2024$22,000manualstock
May 2024$26,0007kmanualstock
May 2024$10,300manualstock
Feb 2023$15,250manualstock
Aug 2021$19,250manualstock
Aug 2019$10,900manualstock
FD3S

Mazda RX-7

registry →

$38,000 median · $23,950–$53,000 range · 13 sales · latest Jul 2026

Show all 13 sales ↓
SoldPriceMilesTransEngine
Jul 2026$39,000manualstock
Jul 2026$23,950manualstock
Jul 2026$38,500manualstock
Jun 2026$34,25031kmanualstock
Jun 2026$35,75071kmanualstock
Jun 2026$29,75157kstock
Jun 2026$43,000stock
Jun 2026$42,250manualstock
Jun 2026$45,500manualstock
May 2026$53,00018kmanualstock
May 2026$38,000manualstock
May 2026$28,250manualstock
May 2026$27,500manualstock
S15

Nissan Silvia Spec-R

registry →

$30,000 median · $5,200–$46,250 range · 7 sales · latest Apr 2026

Show all 7 sales ↓
SoldPriceMilesTransEngine
Apr 2026$44,49021kmanualstock
Mar 2026$30,00024kmanualstock
Jan 2026$5,200manualfactory-type swap · SR20DET red top into Spec-S
Nov 2025$37,00012kmanualstock
Jul 2025$46,25011kmanualstock
Aug 2024$17,555manualstock
Jul 2024$18,750manualstock
SA22C

Mazda RX-7 (first generation)

$13,039 median · $7,900–$29,000 range · 6 sales · latest Jul 2026

Show all 6 sales ↓
SoldPriceMilesTransEngine
Jul 2026$9,500manualstock
Jul 2026$16,598manualstock
Jun 2026$10,25049kmanualstock
Jun 2026$7,900manualstock
May 2026$15,82729kmanualstock
May 2026$29,00078kmanualstock
FC3S

Mazda RX-7 (second generation)

$9,000 median · $7,089–$17,500 range · 5 sales · latest Jul 2026

Show all 5 sales ↓
SoldPriceMilesTransEngine
Jul 2026$9,00084kmanualstock
Jul 2026$7,089manualstock
Jun 2026$14,750manualstock
May 2026$17,50063kmanualstock
May 2026$8,300manualstock

Methodology: sold results collected from Bring a Trailer, deduplicated by listing. Engine-swapped cars are included and flagged — they are part of the market. Medians include swaps. A handful of out-of-scope sales (a tube-frame race car, pre-S13 Silvias) are excluded and documented in the pipeline. TMU = true mileage unknown.